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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.

About this comparison →

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

What owners actually said

217 reports
85,000 miles · Sep 14, 2018
Unknown Or Other

RADIO MALFUNCTION CAUSING NO AUDIBLE NOISE FOR TURN SIGNALS, SEAT BELT INDICATOR OR KEY LEFT IN IGNITION INDICATOR.

NHTSA ODI #11129505

24,397 miles · Sep 14, 2018
Engine

TL* THE CONTACT OWNS A 2013 CHEVROLET SONIC. WHILE THE VEHICLE WAS STATIONARY AND WHILE DRIVING VARIOUS SPEEDS, THE CHECK ENGINE WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TOWED TO SARRA CHEVROLET (1170 CENTERPOINT PARKWAY, BIRMINGHAM, ALABAMA 35215, (205) 853-2906) WHERE THE THERMOSTAT WAS REPLACED AT APPROXIMATELY 24,000 M…

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TL* THE CONTACT OWNS A 2013 CHEVROLET SONIC. WHILE THE VEHICLE WAS STATIONARY AND WHILE DRIVING VARIOUS SPEEDS, THE CHECK ENGINE WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TOWED TO SARRA CHEVROLET (1170 CENTERPOINT PARKWAY, BIRMINGHAM, ALABAMA 35215, (205) 853-2906) WHERE THE THERMOSTAT WAS REPLACED AT APPROXIMATELY 24,000 MILES. THE CONTACT STATED THAT FAILURE RECURRED. THE DEALER DIAGNOSIS REVEALED DIAGNOSTIC TROUBLE CODE: P0597 (THERMOSTAT HEATER FAULT, REPLACE THERMOSTAT HOUSING). THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 24,397.

NHTSA ODI #11129501

Mileage unknown · Sep 10, 2018
Air BagsCrashInjury

TL* THE CONTACT OWNED A 2013 CHEVROLET SONIC. WHILE DRIVING 55 MPH, THE CONTACT'S VEHICLE WAS RUN OFF THE ROAD BY ANOTHER VEHICLE. AS A RESULT, THE CONTACT'S VEHICLE CRASHED INTO A POLE. THE AIR BAGS DID NOT DEPLOY. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED INJURIES TO THE NECK AND A FRACTURED RIGHT RIB, WHICH NEEDED MEDI…

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TL* THE CONTACT OWNED A 2013 CHEVROLET SONIC. WHILE DRIVING 55 MPH, THE CONTACT'S VEHICLE WAS RUN OFF THE ROAD BY ANOTHER VEHICLE. AS A RESULT, THE CONTACT'S VEHICLE CRASHED INTO A POLE. THE AIR BAGS DID NOT DEPLOY. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED INJURIES TO THE NECK AND A FRACTURED RIGHT RIB, WHICH NEEDED MEDICAL ATTENTION. THE VEHICLE WAS DESTROYED AND TOWED TO A JUNKYARD. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VIN AND FAILURE MILEAGE WERE UNKNOWN.

NHTSA ODI #11128474

89,000 miles · Aug 16, 2018
Electrical System

ELECTRIC RECALL SINCE 2016, I HAVE HAD A CONTINUOUS PROBLEM WITH MY CARS ELECTRIC FEATURES. IT STARTED WITH THE RADIO RANDOMLY SHUTTING OFF, THEN I NOTICED THAT WHEN I WOULD PARK MY CAR, I WAS UNABLE TO TAKE MY KEY OUT OF THE IGNITION AS IF IT WAS STUCK. THIS HAS CAUSED MULTIPLE SITUATIONS WHERE I WOULD HAVE TO LEAVE MY KEY IN …

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ELECTRIC RECALL SINCE 2016, I HAVE HAD A CONTINUOUS PROBLEM WITH MY CARS ELECTRIC FEATURES. IT STARTED WITH THE RADIO RANDOMLY SHUTTING OFF, THEN I NOTICED THAT WHEN I WOULD PARK MY CAR, I WAS UNABLE TO TAKE MY KEY OUT OF THE IGNITION AS IF IT WAS STUCK. THIS HAS CAUSED MULTIPLE SITUATIONS WHERE I WOULD HAVE TO LEAVE MY KEY IN THE IGNITION BECAUSE I COULDN'T TURN OFF MY CAR. EVENTUALLY MY CAR WAS STOLEN DUE TO THIS ISSUE. LUCKILY, I WAS ABLE TO GET MY CAR BACK, HOWEVER, THE PROBLEM STILL PERSISTS. ANYTIME I STOP MY VEHICLE AND PUT IT IN PARK, THE KEY STILL STICKS AND I CANNOT GET IT OUT.

NHTSA ODI #11120392

76,000 miles · Aug 14, 2018
Power Train

THE TURBOCHARGER FAILED. IT SEEMS LIKE A COMMON ISSUE BECAUSE THE REPLACEMENT PART IS ON NATIONAL BACKORDER. DRIVING WITHOUT REPLACEMENT POSES SAFETY CONCERNS. IT IS ALSO A LARGE EXPENSE WHEN NOT COVERED AFTER THE 5 YEAR POWERTRAIN WARRANTY EXPIRES.

NHTSA ODI #11119964

69,896 miles · Aug 9, 2018
Electrical System

TL* THE CONTACT OWNS A 2013 CHEVROLET SONIC. WHILE THE VEHICLE WAS STATIONARY, THE KEY WAS REMOVED FROM THE IGNITION, BUT THE ENGINE FAILED TO TURN OFF. IN ADDITION, THE VEHICLE WOULD NOT ACCELERATE BEYOND 5 MPH. FURTHERMORE, ALL OF THE POWER WINDOWS BECAME INOPERATIVE. THE DEALER (POWER CHEVROLET, 500 SW SUBLIMITY BLVD, SUBLIMI…

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TL* THE CONTACT OWNS A 2013 CHEVROLET SONIC. WHILE THE VEHICLE WAS STATIONARY, THE KEY WAS REMOVED FROM THE IGNITION, BUT THE ENGINE FAILED TO TURN OFF. IN ADDITION, THE VEHICLE WOULD NOT ACCELERATE BEYOND 5 MPH. FURTHERMORE, ALL OF THE POWER WINDOWS BECAME INOPERATIVE. THE DEALER (POWER CHEVROLET, 500 SW SUBLIMITY BLVD, SUBLIMITY, OREGON 97385, (866) 928-5319) WAS MADE AWARE OF THE FAILURES AND REPAIRED THE WIRING IN THE VEHICLE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURES AND PROVIDED THE CONTACT WITH CASE NUMBERS: 8-4486719908 AND 8-4102065156. THE FAILURE MILEAGE WAS APPROXIMATELY 69,896.

NHTSA ODI #11118802

104,940 miles · Aug 6, 2018
Air Bags

WHILE I WAS DRIVING DOWN THE ROAD. THE WHOLE AIRBAG COMPARTMENT ON THE STEERING WITH THE HORN BECAME UNATTACHED AND FELL INTO MY LAP CAUSING ME TO ALMOST WRECK.

NHTSA ODI #11118029

98,999 miles · Aug 4, 2018
Electrical SystemElectronic Stability Control (esc)

"TAKATA RECALL". MY AIR CONDITIONER WENT OUT ON MAY 28,2018 WHILE I WAS SITTING IN MY YARD WAITING TO COOK OFF MY CAR. SO I HAVE REPLACED THE AIR COMPRESSOR FUSE AND RELAYS AND IT STILL DOES NOT WORK. IT CAME ON ONCE SINCE THEY HAVE BEEN EXCHANGED AND THE COMPRESSOR STILL WILL NOT COME BACK ON AFTER I HAVE HAD IT UNPLUGGED AND P…

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"TAKATA RECALL". MY AIR CONDITIONER WENT OUT ON MAY 28,2018 WHILE I WAS SITTING IN MY YARD WAITING TO COOK OFF MY CAR. SO I HAVE REPLACED THE AIR COMPRESSOR FUSE AND RELAYS AND IT STILL DOES NOT WORK. IT CAME ON ONCE SINCE THEY HAVE BEEN EXCHANGED AND THE COMPRESSOR STILL WILL NOT COME BACK ON AFTER I HAVE HAD IT UNPLUGGED AND PLUGGED BACK IN.

NHTSA ODI #11115774

44,000 miles · Jul 9, 2018
Electrical SystemStructure

TL* THE CONTACT OWNS A 2013 CHEVROLET SONIC. THE CONTACT WAS UNABLE TO UNLOCK THE VEHICLE'S DOORS AND BECAME LOCKED OUT OF THE VEHICLE FOR HOURS. THE CONTACT STATED THAT THE DOORS WERE FINALLY ABLE TO OPEN AFTER SEVERAL ATTEMPTS. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC AND WAS INFORMED THAT THERE WAS A SHORTAGE DUE TO A…

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TL* THE CONTACT OWNS A 2013 CHEVROLET SONIC. THE CONTACT WAS UNABLE TO UNLOCK THE VEHICLE'S DOORS AND BECAME LOCKED OUT OF THE VEHICLE FOR HOURS. THE CONTACT STATED THAT THE DOORS WERE FINALLY ABLE TO OPEN AFTER SEVERAL ATTEMPTS. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC AND WAS INFORMED THAT THERE WAS A SHORTAGE DUE TO A FAILING DOOR SENSOR. THE CONTACT CALLED JENNINGS CHEVROLET BUICK GMC AT (717) 496-4158 (LOCATED AT 916 NORLAND AVE, CHAMBERSBURG, PA 17201) WHERE AN APPOINTMENT WAS SCHEDULED FOR DIAGNOSTIC TESTING AND REPAIRS. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 44,000. THE VIN WAS NOT AVAILABLE.

NHTSA ODI #11110335

505,305 miles · Jun 17, 2018
Unknown Or Other

CAR STARTED OVER HEATING AS I WAS DRIVING IN THE CITY AS SOON AS I TURNED THE AIR CONDITIONING ON IT STARTED THROWING HOT AIR FROM VENTS THEN THE OVER HEATING SYMBOL CAME ON AND THEN IT STARTED TO FLASH A CHECK ENGINE LIGHT AND ENGINE STARTED TO SLOW DOWN I HAD TO STOP AND OPEN THE HOOD AND LET THE ENGINE COOL DOWN THEN IT FLASH…

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CAR STARTED OVER HEATING AS I WAS DRIVING IN THE CITY AS SOON AS I TURNED THE AIR CONDITIONING ON IT STARTED THROWING HOT AIR FROM VENTS THEN THE OVER HEATING SYMBOL CAME ON AND THEN IT STARTED TO FLASH A CHECK ENGINE LIGHT AND ENGINE STARTED TO SLOW DOWN I HAD TO STOP AND OPEN THE HOOD AND LET THE ENGINE COOL DOWN THEN IT FLASHED CODE 84 AND THEN IT STARTED TO OVER HEAT AGAIN

NHTSA ODI #11102244

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.