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2013 Chevrolet Sonic

Owner reports · Recalls · Investigations

More warning signs than most Sonic years

Owner complaints for the 2013 Chevrolet Sonic are substantially higher than the model-year median of 42.5.

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When problems were reported

Mileage at the reported incident

165 reports with mileage · 52 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Electrical System. Review the 56 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 55 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Power Train. Review the 38 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

24 crash reports4 fire reports15 injury reports

Electrical System complaints

56 reports
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Mileage unknown · Jul 22, 2024
Electrical SystemEngineFuel/propulsion System

Was driving in heavy rain when car suddenly cut power and decelerated showed code 84 and the CEL came back with P2138. It is a known issue that rain gets up into the connector and causes a malfunction.

NHTSA ODI #11603878

125,000 miles · Dec 27, 2022
Electrical SystemVisibilityInjury

The contact owns a 2013 Chevrolet Sonic. The contact stated while driving approximately 15 MPH, the rear windshield suddenly imploded, causing glass shards to be propelled inside the cabin of the vehicle. The contact stated that it sounded as if a shotgun had been fired. As a result of the implosion, the contact sustained injuri…

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The contact owns a 2013 Chevrolet Sonic. The contact stated while driving approximately 15 MPH, the rear windshield suddenly imploded, causing glass shards to be propelled inside the cabin of the vehicle. The contact stated that it sounded as if a shotgun had been fired. As a result of the implosion, the contact sustained injuries to the left eye. The contact sought medical attention. The contact stated that there was an abnormal electrical humming sound coming from the rear windshield prior to the failure. The contact stated that the defroster was not activated at the time of the failure. The contact stated that there was prior electrical shortage failures with the vehicle. Additionally, there was melted solder present at the rear window defroster electrical connection. An unknown local dealer and the manufacturer were notified of the failure. The contact stated that he had a Police Report for the failure. The contact stated that a field investigator was sent to the residence to inspect the vehicle; however, the cause of the failure was undetermined. The vehicle was not diagnosed or repaired. The failure mileage was 125,000.

NHTSA ODI #11498949

Mileage unknown · Nov 1, 2022
Electrical System

My Odometer miles was erased about 9 months ago and I cannot retrieve it. A Chevy dealership associate looked at it this week (October 31, 2022) and manually could not recover the miles. A GM parts online website suggested it could be a speed sensor (blown fuse) or dash cluster. To diagnose the problem, the dealership wants to …

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My Odometer miles was erased about 9 months ago and I cannot retrieve it. A Chevy dealership associate looked at it this week (October 31, 2022) and manually could not recover the miles. A GM parts online website suggested it could be a speed sensor (blown fuse) or dash cluster. To diagnose the problem, the dealership wants to perform a diagnostic which costs $120-140 plus parts and labor. This is unjustified: GM and dealerships should be aware of this problem since it is prevalent in Chevy Sonics. GM should back this repair either partially or fully.

NHTSA ODI #11491853

Mileage unknown · Jun 27, 2022
Electrical System

The air conditioner instead of blowing cold air, it blows hot air. I have taken it from Miami to a 3rd party mechanic where it did not helped much. Nobody knew what was the problem. I move to Texas and in summer over 100 degrees and having a baby sweat is not good. The temperature as “weather shows -15 degrees. When right now is…

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The air conditioner instead of blowing cold air, it blows hot air. I have taken it from Miami to a 3rd party mechanic where it did not helped much. Nobody knew what was the problem. I move to Texas and in summer over 100 degrees and having a baby sweat is not good. The temperature as “weather shows -15 degrees. When right now is 99 degrees at 7:10 am central time

NHTSA ODI #11471087

Mileage unknown · Jul 7, 2021
Electrical SystemUnknown Or Other

At around 45,600 miles the Odometer and Trip Meter on my 2013 Sonic stopped displaying numbers and instead shows just 3 dashes. Disconnecting the car's battery for 30 mins, reconnecting, and starting the car displays the mileage for a few seconds and then returns to the ---. Same happens when pulling the fuse for the gauge clust…

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At around 45,600 miles the Odometer and Trip Meter on my 2013 Sonic stopped displaying numbers and instead shows just 3 dashes. Disconnecting the car's battery for 30 mins, reconnecting, and starting the car displays the mileage for a few seconds and then returns to the ---. Same happens when pulling the fuse for the gauge cluster; the mileage is displayed for a few seconds and then returns to the ---. Attempting to reset the Trip Meter results in the normal 'beep' but numbers are not displayed. Brought the car to the dealership and since the vehicle is out of warranty they want a nonrefundable deposit of $700 just to diagnose, parts and labor would be an additional bill on top of that. Ridiculous. Since this is likely a computer issue it's beyond the scope of work that can be performed by my trusted local garage and as a result I have not had the issued corrected. This should be a GM recall.

NHTSA ODI #11423818

116,000 miles · Nov 19, 2020
Electrical SystemUnknown Or Other

MY POWER STEERING KEEPS GOING OUT, I HAVE TO TAP ON THE BATTERY POST CONNECTORS AND THE POWER STEERING STARTS WORKING AGAIN. SOMETIMES A WARNING LIGHT COMES ON, SOMETIMES NOT. MY DAUGHTER WAS DRIVING GOING AROUND A BEND IN THE ROAD WHEN THE POWER STEERING WENT OUT, ALMOST LOST CONTROL. MY ODOMETER QUIT WORKING, I TOOK IT TO A S…

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MY POWER STEERING KEEPS GOING OUT, I HAVE TO TAP ON THE BATTERY POST CONNECTORS AND THE POWER STEERING STARTS WORKING AGAIN. SOMETIMES A WARNING LIGHT COMES ON, SOMETIMES NOT. MY DAUGHTER WAS DRIVING GOING AROUND A BEND IN THE ROAD WHEN THE POWER STEERING WENT OUT, ALMOST LOST CONTROL. MY ODOMETER QUIT WORKING, I TOOK IT TO A SHOP AND WAS TOLD IT'S A COMMON PROBLEM. WHY IS THIS NOT ON RECALL IF A CHEVROLET MECHANIC IS TELLING ME IT'S A COMMON PROBLEM...VERY EXPENSIVE AND UNNECESSARY AND SHOULD BE ON RECALL IF IT'S THAT COMMON.

NHTSA ODI #11375467

6,000 miles · Nov 8, 2020
Electrical SystemSteeringUnknown Or Other

MY SONIC HAD THE SAME ISSUE AS NHTSA RECALL NO. : 19E-064, MANUFACTURER RECALL NO. : N192223230. EXCEPT, IT HAPPENED WHEN I REACHED TO USE THE WIPERS RATHER THAN HITTING THE KEY FOB WITH MY LEG. I REACHED TO USE THE WIPERS AND MY ARM HIT THE KEY FOB, KNOCKING IT INTO THE NEXT POSITION, TURNING OFF THE ENGINE. IT COULD HAVE JUST …

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MY SONIC HAD THE SAME ISSUE AS NHTSA RECALL NO. : 19E-064, MANUFACTURER RECALL NO. : N192223230. EXCEPT, IT HAPPENED WHEN I REACHED TO USE THE WIPERS RATHER THAN HITTING THE KEY FOB WITH MY LEG. I REACHED TO USE THE WIPERS AND MY ARM HIT THE KEY FOB, KNOCKING IT INTO THE NEXT POSITION, TURNING OFF THE ENGINE. IT COULD HAVE JUST AS EASILY MOVED OVER ONE MORE AND LOCKED THE STEERING. THE RECALL WAS DONE ON THE CAMARO'S, SO WHY WASN'T IT DONE ON ANY OTHER VEHICLE USING THE SAME KEY FOB AND IGNITION REPLACEMENT? WAS IT BECAUSE THE CAMARO'S PRICE IS 4 TIMES THE PRICE OF A SONIC? ARE CAMARO DRIVERS MORE VALUABLE THAN SONIC DRIVERS? THERE IS A CLASS ACTION LAWSUIT INCLUDING THE CAMARO RECALL, BUT NOT THE SONIC. HTTPS://WWW.GMIGNITIONSWITCHECONOMICSETTLEMENT.COM/ I REPORTED THIS BACK IN 2014, AND NEVER HEARD A WORD ABOUT IT.

NHTSA ODI #11373669

86,000 miles · Jul 10, 2020
Electrical SystemElectronic Stability Control (esc)Unknown Or Other

CODE 84 WHILE DRIVING ON REGULAR ROAD AT NORMAL SPEED. CAR GOES INTO POWER REDUCTION MODE. IT'S DIFFICULT TO ACCELERATE AND THE "SEE MECHANIC" SYMBOL ON THE DASH. TOOK IT TO MIDAS, HAD THE PEDAL ASSEMBLY REPLACED AND ELECTRICAL WIRES GREASED. NEXT WEEK SAME THING, REPLACED PEDAL ASSEMBLY AGAIN. SAME THING HAPPENED AGAIN TODAY. D…

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CODE 84 WHILE DRIVING ON REGULAR ROAD AT NORMAL SPEED. CAR GOES INTO POWER REDUCTION MODE. IT'S DIFFICULT TO ACCELERATE AND THE "SEE MECHANIC" SYMBOL ON THE DASH. TOOK IT TO MIDAS, HAD THE PEDAL ASSEMBLY REPLACED AND ELECTRICAL WIRES GREASED. NEXT WEEK SAME THING, REPLACED PEDAL ASSEMBLY AGAIN. SAME THING HAPPENED AGAIN TODAY. DRIVING IN NICE WEATHER GOING UNDER 45MPH. STABILITRACK LIGHT COMES ON AND POWER REDUCTION TURNS ON. TURN CAR OFF, SIT A MINUTE, TURN BACK ON, CHECK ENGINE LIGHT AND POWER REDUCTION OFF. WILL HAPPEN AGAIN. EVERY DAY FOR THE LAST 3 WEEKS AFTER ABOUT A YEAR AGO HAVING PEDAL ASSEMBLY REPLACED. CODE 84 CAME ON AGAIN TODAY, TOOK TO THE MECHANIC, THEY SAY EVERYTHING IS RUNNING FINE WITH THE DIAGNOSTIC READING. NOT SURE WHY THE POWER REDUCTION COMES ON. I HAVE TRIED DRIVING WITH TRACTION CONTROL OFF, TC OFF AND STABILITRACK OFF. NEW TIRES, NEW BRAKES, NEW WINDSHIELD (REPLACED WHEN I BOUGHT THE CAR IN CASE THERE WAS AN INTERNAL LEAK. NO WATER INTRUSION WAS FOUND BY THE MECHANICS. I CANNOT DRIVE THE CAR SAFELY ON THE BUSY ROAD I WORK ON. CAR WILL GO INTO POWER REDUCTION AT RANDOM EVEN WHEN ON THE HIGHWAY, CAUSING THE CAR TO LOSE ABILITY TO ACCELERATE FAST ENOUGH TO NOT GET HIT. ALWAYS WHILE DRIVING. SOMETIMES THE CHECK ENGINE LIGHT STAYS ON AND SOMETIMES IT'S NOT ON AT ALL. INTERMITTENT POWER REDUCTION. MECHANICS SAY COULD BE AN ELECTRICAL ISSUE BUT COULDN'T FIND THE SOURCE OF THE PROBLEM. THIS HAS BEEN HAPPENING ON AND OFF FOR OVER A YEAR AND NO SOLUTION HAS BEEN FOUND. ALL REGULAR MAINTENANCE IS SCHEDULED IN A TIMELY FASHION. UNKNOWN CAUSE OF SAFETY ISSUE

NHTSA ODI #11338696

Mileage unknown · Jul 10, 2020
Electrical System

I'VE BEEN HAVING A LOT OF PROBLEMS WITH THE AIR CONDITIONER FOR THE LAST COUPLE WEEKS I BOUGHT IT USED. I JUST SPENT $900 ON A NEW COMPRESSOR FOR THE AIR CONDITIONING AIR SWITCH AND NOW THEY'RE SAYING THAT IT'S ALL ELECTRICAL ISSUES. I WAS WONDERING IF THERE WAS A RECALL ON THE AIR CONDITIONER UNIT FOR A 2013

NHTSA ODI #11338561

105,000 miles · Jul 9, 2020
Electrical SystemUnknown Or Other

WAS UNABLE TO GET KEY OUT OF IGNITION DUE TO THE GEAR SHIFT BUTTON BEING STUCK IN.

NHTSA ODI #11338334

Official recalls

6

23V516000 · Air Bags:frontal:driver Side:inflator Module

Jul 27, 2023

General Motors, LLC (GM) is recalling certain 2013 Buick Verano, Chevrolet Camero, Sonic, and Volt vehicles. The driver-side air bag inflator may explode during deployment due to a manufacturing defect.

Consequence & remedy

Consequence: An inflator explosion may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.

Remedy: Dealers will replace the driver-side air bag module, free of charge. On some 2013 Volt vehicles, the steering wheel will be replaced as well, free of charge. Owner notification letters were mailed October 23, 2023. Owners may contact Buick customer service at 1-800-521-7300 and Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N232413120.

16V257000 · Electrical System:software; Equipment:electrical:radio/tape Deck/cd Etc.

Apr 28, 2016

General Motors LLC (GM) is recalling certain model year 2013-2016 Chevrolet Sonic and Trax vehicles and 2013-2015 Chevrolet Spark vehicles equipped with a Bring Your Own Media radio. The affected radios may fail to provide an audible warning chime when the driver, after turning off the ignition and leaving the key in the cylinder, waits 10 minutes or longer to open the door. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 114 "Theft Protection."

Consequence & remedy

Consequence: Without audible indicators, the driver may leave the key in the ignition, increasing the risk of theft.

Remedy: GM will notify owners, and dealers will update the radio software, free of charge. The manufacturer has not yet provided a notification schedule. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 17130.

Additional source detail variants (2)

Electrical System:software

General Motors LLC (GM) is recalling certain model year 2013-2016 Chevrolet Sonic and Trax vehicles and 2013-2015 Chevrolet Spark vehicles equipped with a Bring Your Own Media radio. The affected radios may fail to provide an audible warning chime when the driver, after turning off the ignition and leaving the key in the cylinder, waits 10 minutes or longer to open the door. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 114 "Theft Protection."

Consequence: Without audible indicators, the driver may leave the key in the ignition, increasing the risk of theft.

Remedy: GM will notify owners, and dealers will update the radio software, free of charge. The manufacturer has not yet provided a notification schedule. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 17130.

Equipment:electrical:radio/tape Deck/cd Etc.

General Motors LLC (GM) is recalling certain model year 2013-2016 Chevrolet Sonic and Trax vehicles and 2013-2015 Chevrolet Spark vehicles equipped with a Bring Your Own Media radio. The affected radios may fail to provide an audible warning chime when the driver, after turning off the ignition and leaving the key in the cylinder, waits 10 minutes or longer to open the door. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 114 "Theft Protection."

Consequence: Without audible indicators, the driver may leave the key in the ignition, increasing the risk of theft.

Remedy: GM will notify owners, and dealers will update the radio software, free of charge. The manufacturer has not yet provided a notification schedule. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 17130.

14V417000 · Equipment:electrical

Jul 2, 2014

General Motors LLC (GM) is recalling certain model year 2013-2014 Buick Encore all-wheel-drive vehicles manufactured August 23, 2012, to September 9, 2013; Verano vehicles manufactured August 8, 2012, to June 20, 2013; Chevrolet Cruze vehicles manufactured August 7, 2012, to August 16, 2013, and 2012-2014 Chevrolet Sonic vehicles manufactured May 10, 2011, to August 16, 2012 equipped with a Calix oil pan/block heater. In cold temperatures, the insulation on the engine block heater cord can become damaged, allowing the wires to be exposed.

Consequence & remedy

Consequence: Exposed wires increase the risk of electrical shock and personal injury if the cord is handled while it is plugged in.

Remedy: GM will notify owners, and dealers will replace the engine oil pan/block heater cord with a new cord that is rated for temperatures of minus 40 degree Celsius. The recall began in August 2014. Owners may contact Buick customer service at 1-800-521-7300 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 14257.

13V464000 · Fuel System, Gasoline:storage:tank Assembly:mounting

Sep 26, 2013

General Motors (GM) is recalling certain model year 2013 and 2014 Chevrolet Sonic vehicles manufactured August 2, 2013, through August 12, 2013. Due to insufficient welds, the front fuel tank strap bracket may separate from the vehicle.

Consequence & remedy

Consequence: If the front fuel tank strap bracket separates, the increased load may lead to the failure of the other tank support. As a result, the fuel tank may come loose from the vehicle causing a fuel leak. A fuel leak, in the presence of an ignition source, may result in a fire.

Remedy: GM will notify owners, and dealers will inspect the front fuel tank strap bracket, and repair it as necessary, free of charge. The recall began on November 7, 2013. Owners may contact GM at 1-800-521-7300. GM's recall campaign number is 13296.

13V220000 · Electrical System; Exterior Lighting:brake Lights

May 24, 2013

General Motors LLC (GM) is recalling certain model year 2013 Cadillac ATS and model year 2013 Cadillac XTS; model year 2014 Chevrolet Impala; and 2013 Chevrolet Sonic vehicles. Originally, in May 2013, GM recalled 1,627 model year 2013 Cadillac ATS and model year 2013 Cadillac XTS; and model year 2014 Chevrolet Impala vehicles. In October 2013, GM informed the agency that it was adding model year 2013 Chevrolet Sonic vehicles to this campaign , representing an additional 8,050 units. The total number of vehicles being recalled is now 9,677. On the affected vehicles, the brake lamps may intermittently flash without the brakes being applied and the cruise control may disengage. Thus, these vehicles fail to conform to the requirements of Federal Motor Vehicle Safety Standard (FMVSS) No. 108, "Lamps, reflective devices, and associated equipment."

Consequence & remedy

Consequence: If the brake lamps flash when the vehicle is not slowing, a following driver may not adjust vehicle speed when the vehicle is in fact braking, and the brake lamps are illuminating as intended, increasing the risk of a crash.

Remedy: GM will notify owners, and dealers will reprogram the body control module. The recall began on June 13, 2013. Owner's may contact Chevrolet at 1-800-630-2438 or Cadillac at 1-866-982-2339. GM's recall number is 13158.

Additional source detail variants (2)

Exterior Lighting:brake Lights

General Motors LLC (GM) is recalling certain model year 2013 Cadillac ATS and model year 2013 Cadillac XTS; model year 2014 Chevrolet Impala; and 2013 Chevrolet Sonic vehicles. Originally, in May 2013, GM recalled 1,627 model year 2013 Cadillac ATS and model year 2013 Cadillac XTS; and model year 2014 Chevrolet Impala vehicles. In October 2013, GM informed the agency that it was adding model year 2013 Chevrolet Sonic vehicles to this campaign , representing an additional 8,050 units. The total number of vehicles being recalled is now 9,677. On the affected vehicles, the brake lamps may intermittently flash without the brakes being applied and the cruise control may disengage. Thus, these vehicles fail to conform to the requirements of Federal Motor Vehicle Safety Standard (FMVSS) No. 108, "Lamps, reflective devices, and associated equipment."

Consequence: If the brake lamps flash when the vehicle is not slowing, a following driver may not adjust vehicle speed when the vehicle is in fact braking, and the brake lamps are illuminating as intended, increasing the risk of a crash.

Remedy: GM will notify owners, and dealers will reprogram the body control module. The recall began on June 13, 2013. Owner's may contact Chevrolet at 1-800-630-2438 or Cadillac at 1-866-982-2339. GM's recall number is 13158.

Electrical System

General Motors LLC (GM) is recalling certain model year 2013 Cadillac ATS and model year 2013 Cadillac XTS; model year 2014 Chevrolet Impala; and 2013 Chevrolet Sonic vehicles. Originally, in May 2013, GM recalled 1,627 model year 2013 Cadillac ATS and model year 2013 Cadillac XTS; and model year 2014 Chevrolet Impala vehicles. In October 2013, GM informed the agency that it was adding model year 2013 Chevrolet Sonic vehicles to this campaign , representing an additional 8,050 units. The total number of vehicles being recalled is now 9,677. On the affected vehicles, the brake lamps may intermittently flash without the brakes being applied and the cruise control may disengage. Thus, these vehicles fail to conform to the requirements of Federal Motor Vehicle Safety Standard (FMVSS) No. 108, "Lamps, reflective devices, and associated equipment."

Consequence: If the brake lamps flash when the vehicle is not slowing, a following driver may not adjust vehicle speed when the vehicle is in fact braking, and the brake lamps are illuminating as intended, increasing the risk of a crash.

Remedy: GM will notify owners, and dealers will reprogram the body control module. The recall began on June 13, 2013. Owner's may contact Chevrolet at 1-800-630-2438 or Cadillac at 1-866-982-2339. GM's recall number is 13158.

12V454000 · Electrical System; Exterior Lighting:turn Signal

Sep 17, 2012

General Motors LLC (GM) is recalling certain model year 2013 Chevrolet Sonic vehicles manufactured from May 29, 2012, through August 29, 2012. When a turn signal lamp fails to operate, the Body Control Module (BCM) in these vehicles does not detect this condition and will not indicate the condition to the driver. Thus, These vehicles fail to conform to Federal Motor Vehicle Safety Standard No. 108, "Lamps, Reflective Devices, and Associated Equipment."

Consequence & remedy

Consequence: If the driver is not aware that the turn signal is not functioning and does not have the light repaired, other drivers may not be alerted that the vehicle is turning, increasing the risk of a crash.

Remedy: GM will notify owners, and dealers will reprogram the BCM and the vehicle's key fobs, free of charge. The safety recall began on October 3, 2012. Owners may contact the Chevrolet owner center at 1-866-694-6546.

Additional source detail variants (2)

Exterior Lighting:turn Signal

General Motors LLC (GM) is recalling certain model year 2013 Chevrolet Sonic vehicles manufactured from May 29, 2012, through August 29, 2012. When a turn signal lamp fails to operate, the Body Control Module (BCM) in these vehicles does not detect this condition and will not indicate the condition to the driver. Thus, These vehicles fail to conform to Federal Motor Vehicle Safety Standard No. 108, "Lamps, Reflective Devices, and Associated Equipment."

Consequence: If the driver is not aware that the turn signal is not functioning and does not have the light repaired, other drivers may not be alerted that the vehicle is turning, increasing the risk of a crash.

Remedy: GM will notify owners, and dealers will reprogram the BCM and the vehicle's key fobs, free of charge. The safety recall began on October 3, 2012. Owners may contact the Chevrolet owner center at 1-866-694-6546.

Electrical System

General Motors LLC (GM) is recalling certain model year 2013 Chevrolet Sonic vehicles manufactured from May 29, 2012, through August 29, 2012. When a turn signal lamp fails to operate, the Body Control Module (BCM) in these vehicles does not detect this condition and will not indicate the condition to the driver. Thus, These vehicles fail to conform to Federal Motor Vehicle Safety Standard No. 108, "Lamps, Reflective Devices, and Associated Equipment."

Consequence: If the driver is not aware that the turn signal is not functioning and does not have the light repaired, other drivers may not be alerted that the vehicle is turning, increasing the risk of a crash.

Remedy: GM will notify owners, and dealers will reprogram the BCM and the vehicle's key fobs, free of charge. The safety recall began on October 3, 2012. Owners may contact the Chevrolet owner center at 1-866-694-6546.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

EA21002 · Desiccated Air Bag Inflator Rupture

Opened Sep 17, 2021 · No close date supplied

Status: open (inferred from source dates) · Air Bags:frontal:driver Side:inflator Module; Air Bags:frontal:passenger Side:inflator Module

From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to burn too quickly when ignited. The rapid burning can cause the inflator to rupture during deployment, potentially causing serious or even fatal injury to vehicle occupants. See 2016 Blomquist Report at www.nhtsa.gov/sites/nhtsa.gov/files/documents/expert_report-hrblomquist.pdf.Consequently, all frontal inflators using propellant 2004 that do not contain a "desiccant" (a substance that traps and holds moisture) in US vehicles are under recall. These "non-desiccated" inflators either have been or are required to be replaced.In some cases, the remedy part for these recalled inflators was, or will be, an inflator using either propellant 2004 or 2004L that does contain a desiccant. None of these "desiccated" remedy parts (which were installed in older model year vehicles) are currently under recall for a degradation concern. Certain subsets of desiccated PSAN inflators using propellant 2004 for use as original equipment, however, have been recalled for a degradation concern. All Takata inflators produced with propellant 2004L contain desiccant, and none of these desiccated inflators using propellant 2004L are under recall for a degradation concern. There have been no reported field ruptures in any non-recalled desiccated PSAN inflators.It is understood that desiccants fully saturate at some threshold, at which point any additional moisture will not be captured. This means the degradation process observed in non-desiccated inflators using propellant 2004 may also occur in non-recalled desiccated inflators using propellant 2004, assuming additional moisture enters the inflator and high temperature cycling occurs. Based on available information, desiccant saturation can occur within the first five years in the worst environments, and the time required for full saturation is affected by multiple factors. While no present safety risk has been identified, further work is needed to evaluate the future risk of non-recalled desiccated inflators using propellant 2004.Three entities -- Takata (now known as TK Global), the Independent Testing Coalition, and Exponent -- have been studying the long-term behavior of Takata desiccated PSAN inflators using propellant 2004L (as well as 2004) in the presence of moisture and temperature cycling. The research efforts, which include development of predictive modeling techniques and field sample analysis, are ongoing. To date, none of the researchers have identified field evidence showing that propellant 2004L is undergoing a degradation process that leads to aggressive deployment and potential rupture. However, the time in service of such inflators remains short compared to that of the inflators using propellant 2004. Further study is needed to assess the long-term safety of desiccated inflators using propellant 2004L.The Office of Defects Investigation is opening this investigation to examine whether a safety defect related to propellant degradation exists in non-recalled desiccated PSAN frontal inflators manufactured by Takata. This investigation will require extensive information on Takata production processes and surveys of inflators in the field. Lists of recall actions that may have used desiccated PSAN inflators as remedy parts, as well as the makes and models originally manufactured with them, is available with the downloadable version of this document (see nhtsa.gov/recalls?nhtsaId=EA21002 -- note this information is subject to change/revision as the investigation proceeds). This investigation does not supersede EA15-001, which remains open.

Additional source detail variants (2)

Air Bags:frontal:driver Side:inflator Module

From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to burn too quickly when ignited. The rapid burning can cause the inflator to rupture during deployment, potentially causing serious or even fatal injury to vehicle occupants. See 2016 Blomquist Report at www.nhtsa.gov/sites/nhtsa.gov/files/documents/expert_report-hrblomquist.pdf.Consequently, all frontal inflators using propellant 2004 that do not contain a "desiccant" (a substance that traps and holds moisture) in US vehicles are under recall. These "non-desiccated" inflators either have been or are required to be replaced.In some cases, the remedy part for these recalled inflators was, or will be, an inflator using either propellant 2004 or 2004L that does contain a desiccant. None of these "desiccated" remedy parts (which were installed in older model year vehicles) are currently under recall for a degradation concern. Certain subsets of desiccated PSAN inflators using propellant 2004 for use as original equipment, however, have been recalled for a degradation concern. All Takata inflators produced with propellant 2004L contain desiccant, and none of these desiccated inflators using propellant 2004L are under recall for a degradation concern. There have been no reported field ruptures in any non-recalled desiccated PSAN inflators.It is understood that desiccants fully saturate at some threshold, at which point any additional moisture will not be captured. This means the degradation process observed in non-desiccated inflators using propellant 2004 may also occur in non-recalled desiccated inflators using propellant 2004, assuming additional moisture enters the inflator and high temperature cycling occurs. Based on available information, desiccant saturation can occur within the first five years in the worst environments, and the time required for full saturation is affected by multiple factors. While no present safety risk has been identified, further work is needed to evaluate the future risk of non-recalled desiccated inflators using propellant 2004.Three entities -- Takata (now known as TK Global), the Independent Testing Coalition, and Exponent -- have been studying the long-term behavior of Takata desiccated PSAN inflators using propellant 2004L (as well as 2004) in the presence of moisture and temperature cycling. The research efforts, which include development of predictive modeling techniques and field sample analysis, are ongoing. To date, none of the researchers have identified field evidence showing that propellant 2004L is undergoing a degradation process that leads to aggressive deployment and potential rupture. However, the time in service of such inflators remains short compared to that of the inflators using propellant 2004. Further study is needed to assess the long-term safety of desiccated inflators using propellant 2004L.The Office of Defects Investigation is opening this investigation to examine whether a safety defect related to propellant degradation exists in non-recalled desiccated PSAN frontal inflators manufactured by Takata. This investigation will require extensive information on Takata production processes and surveys of inflators in the field. Lists of recall actions that may have used desiccated PSAN inflators as remedy parts, as well as the makes and models originally manufactured with them, is available with the downloadable version of this document (see nhtsa.gov/recalls?nhtsaId=EA21002 -- note this information is subject to change/revision as the investigation proceeds). This investigation does not supersede EA15-001, which remains open.

Air Bags:frontal:passenger Side:inflator Module

From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to burn too quickly when ignited. The rapid burning can cause the inflator to rupture during deployment, potentially causing serious or even fatal injury to vehicle occupants. See 2016 Blomquist Report at www.nhtsa.gov/sites/nhtsa.gov/files/documents/expert_report-hrblomquist.pdf.Consequently, all frontal inflators using propellant 2004 that do not contain a "desiccant" (a substance that traps and holds moisture) in US vehicles are under recall. These "non-desiccated" inflators either have been or are required to be replaced.In some cases, the remedy part for these recalled inflators was, or will be, an inflator using either propellant 2004 or 2004L that does contain a desiccant. None of these "desiccated" remedy parts (which were installed in older model year vehicles) are currently under recall for a degradation concern. Certain subsets of desiccated PSAN inflators using propellant 2004 for use as original equipment, however, have been recalled for a degradation concern. All Takata inflators produced with propellant 2004L contain desiccant, and none of these desiccated inflators using propellant 2004L are under recall for a degradation concern. There have been no reported field ruptures in any non-recalled desiccated PSAN inflators.It is understood that desiccants fully saturate at some threshold, at which point any additional moisture will not be captured. This means the degradation process observed in non-desiccated inflators using propellant 2004 may also occur in non-recalled desiccated inflators using propellant 2004, assuming additional moisture enters the inflator and high temperature cycling occurs. Based on available information, desiccant saturation can occur within the first five years in the worst environments, and the time required for full saturation is affected by multiple factors. While no present safety risk has been identified, further work is needed to evaluate the future risk of non-recalled desiccated inflators using propellant 2004.Three entities -- Takata (now known as TK Global), the Independent Testing Coalition, and Exponent -- have been studying the long-term behavior of Takata desiccated PSAN inflators using propellant 2004L (as well as 2004) in the presence of moisture and temperature cycling. The research efforts, which include development of predictive modeling techniques and field sample analysis, are ongoing. To date, none of the researchers have identified field evidence showing that propellant 2004L is undergoing a degradation process that leads to aggressive deployment and potential rupture. However, the time in service of such inflators remains short compared to that of the inflators using propellant 2004. Further study is needed to assess the long-term safety of desiccated inflators using propellant 2004L.The Office of Defects Investigation is opening this investigation to examine whether a safety defect related to propellant degradation exists in non-recalled desiccated PSAN frontal inflators manufactured by Takata. This investigation will require extensive information on Takata production processes and surveys of inflators in the field. Lists of recall actions that may have used desiccated PSAN inflators as remedy parts, as well as the makes and models originally manufactured with them, is available with the downloadable version of this document (see nhtsa.gov/recalls?nhtsaId=EA21002 -- note this information is subject to change/revision as the investigation proceeds). This investigation does not supersede EA15-001, which remains open.