NHTSA owner reports · September 18, 2026 snapshot.
Steering complaints
47 reportsClear category filter67,000 miles · Apr 23, 2016
SteeringCrash
THE DEALERSHIP INFORMED ME OF A RECALL THAT THEY DID NOT HAVE THE PARTS IN TO REPLACE THE PARTS DEFECTIVE. SHE MADE ME AN APPOINTMENT TO RETURN AND HAVE IT DONE IN ABOUT A WEEK. THE FOLLOWING WEEK I RECEIVED A CALL FROM HER STATING THAT THE PARTS HAD NOT CAME IN. SHE HAD LAUGHED ABOUT NOT BEING ABLE TO GET PARTS SHE HAD BEEN ORD…
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THE DEALERSHIP INFORMED ME OF A RECALL THAT THEY DID NOT HAVE THE PARTS IN TO REPLACE THE PARTS DEFECTIVE. SHE MADE ME AN APPOINTMENT TO RETURN AND HAVE IT DONE IN ABOUT A WEEK. THE FOLLOWING WEEK I RECEIVED A CALL FROM HER STATING THAT THE PARTS HAD NOT CAME IN. SHE HAD LAUGHED ABOUT NOT BEING ABLE TO GET PARTS SHE HAD BEEN ORDERING. TOLD ME SHE WOULD CALL ME WHEN SHE GOT THEM IN. NEVER TELLING ME THE SERIOUSNESS OF THE RECALL. THAT IT WAS FATALLY DANGEROUS TO DRIVE. I RECEIVED DOCUMENTATION FOR THE RECALL AND CALLED TO SEE WHAT WOULD BE DONE TO REMEDY IT. WAS GUARANTEED TO BE ABLE TO DRIVE IT SINCE THEY COULD ONLY PUT ME IN ANOTHER VEHICLE IF THEY WERE GOING TO BE REQUIRED TO KEEP IT OVERNIGHT. I HAD A WRECK THE FOLLOWING WEEK. LOST CONTROL COMING HOME EASTER. I AM 100% DISABLED AND HANDICAPPED FROM A DEBILITATING SPINAL DISEASE. I THOUGHT THE POWER STEERING WAS GOING OUT FROM A WRECK I HAD THE END OF DECEMBER. I HAD MY REPAIR WORK DONE AT THE SAME BODY SHOP. THEY ASSURED ME THE HOSES AND PUMP WERE REPLACED BUT IT DRIVES LIKE IT HAS NO POWER STEERING. KEEP IN MIND I'M A WIDOW TO AN ACTIVE DUTY HUSBAND I LOST. MOTHER OF 2. THE DEALERSHIP ASSURED ME SO I PUT MY TRUST INTO THEM. I NOW HAVE A VEHICLE THAT'S HAD EXTENSIVE DAMAGE IT WILL NEVER BE RIGHT. I'M COMPLETELY DEVASTATED.
NHTSA ODI #10861038
45,000 miles · Dec 1, 2015
Steering
STEERING WHEEL HARNESS.
NHTSA ODI #10807880
Mileage unknown · Nov 4, 2015
Steering
I RECEIVED A NOTICE OF RECALL FOR "STEERING WHEEL WIRE HARNESS ON YOUR VEHICLE MAY BECOME CHAFFED BY THE DRIVER AIRBAG MODULE RETAINER SPRING ENDS." I MADE AN APPOINTMENT WITH THE DEALER TO TAKE IT IN FOR REPAIR BUT WHEN I ARRIVED, THEY DECLINED SAYING THEY "WERE TOO BUSY UNLESS I WANT TO WAIT FOR 4-5 HOURS." I HAD AN APPOINTM…
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I RECEIVED A NOTICE OF RECALL FOR "STEERING WHEEL WIRE HARNESS ON YOUR VEHICLE MAY BECOME CHAFFED BY THE DRIVER AIRBAG MODULE RETAINER SPRING ENDS." I MADE AN APPOINTMENT WITH THE DEALER TO TAKE IT IN FOR REPAIR BUT WHEN I ARRIVED, THEY DECLINED SAYING THEY "WERE TOO BUSY UNLESS I WANT TO WAIT FOR 4-5 HOURS." I HAD AN APPOINTMENT THAT THEY SET! I REQUESTED THEM TO CALL ME TO RESCHEDULE BUT I HAVE NOT HEARD FROM THEM.
NHTSA ODI #10788250
61,334 miles · Oct 27, 2015
Air BagsFuel/propulsion SystemSteering
RECEIVED RECALL NOTICE THAT A STEERING WHEEL HARNESS COULD RUB AND DEPLOY THE AIRBAG AT ANY TIME. I TOOK THE TRUCK TO HOLLYWOOD CHRYSLER HOLLYWOOD FL AND THEY REPAIRED AND RETURNED. WHEN I ARRIVED AND FOR THE PRECEDING MONTHS PRIOR MY "FUEL ECONOMY DISPLAY" INDICATED MY AVERAGE MILEAGE WAS 15.8 GALLONS PER MILE REASONABLY …
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RECEIVED RECALL NOTICE THAT A STEERING WHEEL HARNESS COULD RUB AND DEPLOY THE AIRBAG AT ANY TIME. I TOOK THE TRUCK TO HOLLYWOOD CHRYSLER HOLLYWOOD FL AND THEY REPAIRED AND RETURNED. WHEN I ARRIVED AND FOR THE PRECEDING MONTHS PRIOR MY "FUEL ECONOMY DISPLAY" INDICATED MY AVERAGE MILEAGE WAS 15.8 GALLONS PER MILE REASONABLY WITHIN THE SPECS FOR THIS VEHICLE. FOLLOWING THE WIRING HARNESS REPAIR THE DISPLAY NOW (AND FOR MORE THAN 2 WEEKS ) REPORTS 11.8 MPG. SOMEHOW THE REPAIR ALTERED THE FUEL USAGE OF THE VEHICLE. THE DEALER CHECKED AND SAID NOTHING WAS WRONG. BUT MY MILEAGE HAS GONE FROM 15.8 TO 11.8. I'M NOT DRIVING DIFFERENTLY. I'M LOSING 30% OF MY GAS AND THE VEHICLE IS NOW UNDER ADVERTISED SPECS OF 14/20 MPG THERE IS AN ISSUE THEY DON'T WANT TO DISCUSS. CAN THE NHTSA CONTACT OTHER OWNERS WITH THIS REPAIR AND VERIFY? CAN YOU HELP? THANKS
NHTSA ODI #10786240
18,000 miles · Sep 15, 2015
Power TrainSteeringWheels
TL* THE CONTACT OWNS A 2012 DODGE RAM 1500. WHILE DRIVING 20 MPH IN 4 WHEEL DRIVE, THE STEERING COLUMN AND WHEELS VIBRATED AND MADE AN ABNORMAL NOISE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE USUALLY OCCURRED WHILE DRIVING AT LOW SPEEDS. THE CONTACT BELIEVED THE SYMPTOM…
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TL* THE CONTACT OWNS A 2012 DODGE RAM 1500. WHILE DRIVING 20 MPH IN 4 WHEEL DRIVE, THE STEERING COLUMN AND WHEELS VIBRATED AND MADE AN ABNORMAL NOISE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE USUALLY OCCURRED WHILE DRIVING AT LOW SPEEDS. THE CONTACT BELIEVED THE SYMPTOMS WERE RELATED TO NHTSA CAMPAIGN NUMBER: 13V038000 (POWER TRAIN), BUT THE VIN WAS EXCLUDED. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS 18,000.
NHTSA ODI #10763966
5,000 miles · Aug 26, 2015
SteeringSuspension
MY RAM 1500 WHILE TRAVELING AT HIGHWAY SPEEDS, 60 MPH AND ABOVE, HANDLES FINE UNTIL I HIT A BUMP IN THE ROAD WHICH CAUSES THE TRUCK TO VIBRATE TERRIBLY AND IT LOOSES CONTROL AND REQUIRES TO TAKE THE FOOT OFF THE ACCELERATOR TO GET THE TRUCK UNDER CONTROL. IT VIBRATES OUT OF IT'S LANE AND IF EXTREMLY DANGEROUS. I THOUGHT IT WAS…
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MY RAM 1500 WHILE TRAVELING AT HIGHWAY SPEEDS, 60 MPH AND ABOVE, HANDLES FINE UNTIL I HIT A BUMP IN THE ROAD WHICH CAUSES THE TRUCK TO VIBRATE TERRIBLY AND IT LOOSES CONTROL AND REQUIRES TO TAKE THE FOOT OFF THE ACCELERATOR TO GET THE TRUCK UNDER CONTROL. IT VIBRATES OUT OF IT'S LANE AND IF EXTREMLY DANGEROUS. I THOUGHT IT WAS TIRES SO I NEVER COMPLAINED BUT AFTER PUTTING NEW TIRES ON MY TRUCK AND THE DANGEROUS VIBRATION WOULD STILL OCCUR AFTER HITTLING A BUMP IN THE ROAD, I SEARCHED ON LINE AND FOUND THAT OTHER PEOPLE WITH RAM TRUCKS HAVE BEEN HAVING THIS PROBLEM FOR YEARS. IS DODGE DOING ANYTHING ABOUT THIS TERRIBLE PROBLEM?
NHTSA ODI #10759509
54,000 miles · Aug 23, 2015
Steering
MY VEHICLE EXPERIENCED ERRATIC DRIVING, BROUGHT TO DEALER STATED MY RACK AND PINION FAILED AND HAD TO BE REPLACED. MY VEHICLE IS NOT PART OF RECALL, WHICH I DON'T UNDERSTAND, THIS VEHICLE FAILED IN A MAJOR WAY WHICH ENDANGERED ME AND MY FAMILY AND I WAS NEVER NOTIFIED BY MANUFACTURER. SAD THING ABOUT THIS DOES MY VEHICLE HAVE T…
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MY VEHICLE EXPERIENCED ERRATIC DRIVING, BROUGHT TO DEALER STATED MY RACK AND PINION FAILED AND HAD TO BE REPLACED. MY VEHICLE IS NOT PART OF RECALL, WHICH I DON'T UNDERSTAND, THIS VEHICLE FAILED IN A MAJOR WAY WHICH ENDANGERED ME AND MY FAMILY AND I WAS NEVER NOTIFIED BY MANUFACTURER. SAD THING ABOUT THIS DOES MY VEHICLE HAVE TO BE IN A CRASH, FIRE AND FATALITY TILL SOMETHING IS DONE! THANK YOU FOR YOUR TIME [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
NHTSA ODI #10758672
32,000 miles · Aug 3, 2015
Exterior LightingService BrakesSteering
WHEN STEERING AT ANY SPEED THE STEERING WHEEL SEEMS TO STUD-ER OR GET STICKY AT TIMES AS YOU TURN LEFT OR RIGHT. DEALER SAID THERE WAS NO RECALL ON THE STEERING BUT THEY GREASED THE FRONT END, SEEMS TO BE BETTER. WHEN AT LOW OR HIGH HIGHWAY SPEEDS AND APPLYING THE BRAKES NORMALLY NOT IN A EMERGENCY STOPPING SITUATION, THE FRON…
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WHEN STEERING AT ANY SPEED THE STEERING WHEEL SEEMS TO STUD-ER OR GET STICKY AT TIMES AS YOU TURN LEFT OR RIGHT. DEALER SAID THERE WAS NO RECALL ON THE STEERING BUT THEY GREASED THE FRONT END, SEEMS TO BE BETTER. WHEN AT LOW OR HIGH HIGHWAY SPEEDS AND APPLYING THE BRAKES NORMALLY NOT IN A EMERGENCY STOPPING SITUATION, THE FRONT END AND STEERING WHEEL SHAKE VIOLENTLY. STATED AROUND 30,000 MILES THE DRIVER SIDE PARKING LIGHTS OR RUNNING LIGHTS FRONT AND REAR ARE OFF AND NOT WORKING, DIRECTIONAL AND BRAKE LIGHTS SEEM FINE.
NHTSA ODI #10745869
87,567 miles · Aug 3, 2015
SteeringWheelsCrash
DRIVING ALONG HIGHWAY AND ALL OF A SUDDEN TRUCK STARTS TO FISHTAIL OUT OF CONTROL FROM THE REAR, CAUSING ME TO GO INTO THE DITCH IN ONE SIDE OF THE HIGHWAY THEN COMING OUT TO GO ACROSS THE INTERSTATE THEN LAND IN THE MEDIAN DITCH. FORTUNATELY I HIT NO ONE AND NO ONE WAS INJURED EXCEPT SCARING ME TILL I DON'T LIKE DRIVING MUCH AN…
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DRIVING ALONG HIGHWAY AND ALL OF A SUDDEN TRUCK STARTS TO FISHTAIL OUT OF CONTROL FROM THE REAR, CAUSING ME TO GO INTO THE DITCH IN ONE SIDE OF THE HIGHWAY THEN COMING OUT TO GO ACROSS THE INTERSTATE THEN LAND IN THE MEDIAN DITCH. FORTUNATELY I HIT NO ONE AND NO ONE WAS INJURED EXCEPT SCARING ME TILL I DON'T LIKE DRIVING MUCH ANYMORE. THE DAMAGES WERE MINOR LOSS OF THE INSERTS TO THE LOCKED RIMS WHICH WERE BROCKEN OFF.
NHTSA ODI #10745725
32,234 miles · Jul 29, 2015
SteeringSuspension
TOOK TRUCK TO COPPUS MOTORS TIFFIN,OHIO ON 4/21/2015 DUE TO FRONT LEFT OF VEHICLE MAKING EXCESSIVE ROAD NOISE AND WANTED TO KNOW IF IT WAS FROM THE TIRE, OR SOMETHING WRONG WITH FRONT END. DEALERSHIP SAID THEY CHECKED BEARINGS AND SUSPENSION AND ALL CHECKED OK. WAS TOLD BY CHRYSLER TO HAVE A CERTIFIED DEALERSHIP FOR GOODYEAR CH…
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TOOK TRUCK TO COPPUS MOTORS TIFFIN,OHIO ON 4/21/2015 DUE TO FRONT LEFT OF VEHICLE MAKING EXCESSIVE ROAD NOISE AND WANTED TO KNOW IF IT WAS FROM THE TIRE, OR SOMETHING WRONG WITH FRONT END. DEALERSHIP SAID THEY CHECKED BEARINGS AND SUSPENSION AND ALL CHECKED OK. WAS TOLD BY CHRYSLER TO HAVE A CERTIFIED DEALERSHIP FOR GOODYEAR CHECK TIRES, AT THAT TIME THEY ADVISED ME, THE FRONT END MUST BE OUT OF ALIGNMENT.TOOK TRUCK TO INDEPENDANT FRONT END ALIGNMENT BUSINESS, TO HAVE ALIGNMENT CHECKED AFTER PURCHASING NEW TIRES. TOE AND CAMBER WERE BOTH OUT AND WERE ADJUSTED. AFTER 3 WKS. TIME, FRONT END ALIGNMENT WAS OUT AGAIN. SAME BUSINESS, REALIGNED AGAIN. 2WKS LATER TOOK TO COPPUS MOTORS AND IT WAS OUT OF ALIGNMENT AGAIN, DEALERSHIP ALIGNED IT. 3WKS LATER TOOK BACK TO COPPUS MOTORS AS REQUESTED BY DEALERSHIP TO CHECK ALIGNMENT AND IT WAS OUT AGAIN. MY NEW TRUCK TIRES ARE NOW SHOWING EXCESSIVE WEAR AND ARE GOING TO SOON NEED REPLACED, AND TRUCK IS STILL NOT FIXED YET. AT THIS TIME, COPPUS MOTORS IS UNSURE HOW TO REPAIR ALIGNMENT SO IT WILL HOLD. SINCE THIS ALL STARTED I HAVE ONLY ACCUMULATED 4,000 MI. TO HAVE ANOTHER SET OF TIRES ALREADY SHOWING WEAR AND NEEDING REPLACEMENT SOON.
NHTSA ODI #10744705
Official recalls
6Mar 8, 2018
Chrysler (FCA US LLC) is recalling certain 2009-2012 Dodge Ram 1500 trucks currently, or ever registered, in Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin and the District of Columbia. Exposure to environmental conditions such as water mixed with road salt may cause the front fuel tank strap frame "T-Slot" bracket to corrode, possibly causing the fuel tank to drop and make contact with the ground.
Consequence & remedy
Consequence: If the fuel tank were to drop and contact the ground, a fuel leak may result. Additionally, in the event of a crash, the fuel tank may not remain secured to the vehicle, possibly causing a fuel leak. A fuel leak in the presence in an ignition source, can increase the risk of a fire.
Remedy: Chrysler will notify owners and dealers will bolt a bracket reinforcement to the frame, free of charge. The recall began May 2, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U04.
Dec 21, 2017
Chrysler (FCA US LLC) is recalling various Dodge, Chrysler, and RAM vehicles equipped with Kidde Plastic-Handle or Push Button 'Pindicator' Fire Extinguishers. A list of the affected trailer models is available at: https://static.nhtsa.gov/odi/rcl/2017/RMISC-17V824-0103.pdf. These extinguishers may become clogged, preventing the extinguisher from discharging as expected or requiring excessive force to activate the extinguisher. Additionally, in certain models, the nozzle may detach from the valve assembly with enough force that it could cause injury and also render the product inoperable. For a full list of the affected fire extinguisher models visit: https://static.nhtsa.gov/odi/rcl/2017/RMISC-17E062-5427.pdf
Consequence & remedy
Consequence: If the fire extinguisher does not function properly, it can increase the risk of injury in the event of a fire.
Remedy: Chrysler will notify owners instructing them to contact Kidde for a replacement fire extinguisher, free of charge. The recall began February 14, 2018. Owners may contact Chrysler customer service at 1-800-853-1403 or Kidde customer service service toll-free at 1-855-262-3540, or online at www.kidde.com and click on "Product Safety Recall" for more information. Chrysler's number for this recall is T82.
Dec 20, 2017
Chrysler (FCA US LLC) is recalling certain 2016-2017 Ram 3500 Cab Chassis with a Gross Vehicle Weight Rating (GVWR) of less than 10,000 lbs, 2011-2017 Ram 3500, 4500 and 5500 Cab Chassis vehicles, 2009-2017 Ram 1500 and 2010-2017 Ram 2500 and 3500 pickup trucks, all equipped with a column shifter. Pushing the brake pedal for prolonged periods when the vehicle is running and in PARK may cause the Brake Transmission Shift Interlock (BTSI) pin to stick in the open position. With the pin in the open position, the transmission can be shifted out of PARK into any gear without pushing the brake pedal or having the key in the ignition.
Consequence & remedy
Consequence: Being able to shift the transmission without pushing the brake pedal and/or without a key in the ignition can increase the risk of an unintended vehicle rollaway that may result in personal injury or a crash.
Remedy: Chrysler will notify owners, and dealers will update the vehicle software, inspect the BTSI, and, as necessary, replace it, free of charge. The recall began February 26, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is T79.
Jul 22, 2015
Chrysler (FCA US LLC) is recalling certain model year 2012-2014 Ram 1500, 2500, 3500, 4500, and 5500 trucks manufactured January 18, 2011, to October 7, 2014, and equipped with the Electronic Vehicle Information Center option. The affected vehicles have a steering wheel wiring harness that may rub against the driver air bag module retainer spring.
Consequence & remedy
Consequence: This abrasion may result in an electrical short that could cause driver's frontal air bag to unexpectedly deploy. Inadvertent deployment of the air bag may increase the risk of injury and the possibility of a vehicle crash.
Remedy: Chrysler will notify owners, and dealers will inspect, repair as necessary, and secure the steering wheel wiring harness. Additionally, protective caps will be added to the air bag retainer spring ends. These repairs will be done free of charge. The recall began on September 18, 2015. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is R36.
Feb 6, 2013
Chrysler is recalling certain model year 2009-2012 Ram 1500 trucks manufactured from February 27, 2008, through June 30, 2009, and from December 1, 2009, through October 20, 2011; model year 2009-2011 Dodge Dakota trucks manufactured from February 27, 2007, through June 30, 2009, and from December 1, 2009, through September 30, 2011; model year 2009 Chrysler Aspen trucks manufactured from January 3, 2008, through December 18, 2008; and model year 2009 Dodge Durango trucks manufactured from January 3, 2008, through December 18, 2008. The rear axle pinion nut may loosen due to an undersized pinion spline that can allow relative motion between the nut and companion flange.
Consequence & remedy
Consequence: If the rear axle pinion nut loosens, the axle can lock up and cause a loss of vehicle control and/or a vehicle crash with little warning.
Remedy: On November 7, 2013 Chrysler notified owners that dealers would install a pinion nut retainer, free of charge. In July 2015, and under a consent order with NHTSA, the company agreed to offer owners three options for remedying their vehicles: perform the original remedy, offer to repurchase the vehicle at the fair market value plus 10%, or offer an additional incentive offer towards the purchase of a new Dodge, Jeep, Chrysler, or Fiat vehicle. Chrysler will notify owners of the new recall options in a letter expected to be mailed on August 31, 2015. Owners may contact Chrysler at 1-800-247-9753. Chrysler's recall campaign number is N08.
May 2, 2012
CHRYSLER IS RECALLING CERTAIN MODEL YEAR 2012 RAM 1500 TRUCKS, MANUFACTURED FROM JANUARY 5, 2012 THROUGH JANUARY 6, 2012. THE AFFECTED VEHICLES HAVE A SPARE TIRE THAT DOES NOT MATCH THE SPECIFICATIONS LISTED ON THE TIRE PLACARD. THUS, THESE VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, TIRE SELECTION AND RIMS.
Consequence & remedy
Consequence: IF INSTALLED, THE INCORRECTLY SIZED SPARE TIRE MAY UNEXPECTEDLY ACTIVATE THE ELECTRONIC STABILITY CONTROL (ESC) SYSTEM, ALTERING THE EFFECTIVENESS OF THE ESC SYSTEM, INCREASING THE RISK OF A CRASH.
Remedy: CHRYSLER WILL NOTIFY OWNERS, AND DEALERS WILL INSPECT AND REPAIR VEHICLES AS NECCESSARY FREE OF CHARGE. THE SAFETY RECALL BEGAN ON MAY 21, 2012. OWNERS SHOULD CONTACT CHRYSLER AT 1-800-853-1403.
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
1EA19001 · Electrical Overstress
Opened Apr 19, 2019 · Closed Sep 19, 2024
Status: closed (inferred from source dates) · Air Bags: Air Bag/restraint Control Module
The Office of Defects Investigation (ODI) opened this investigation to determine if the failure of airbags to deploy during severe crashes, in certain vehicles, was the result of a safety related defect. During the investigation a complex failure was studied that can result in non-deployment of subject vehicle air bags and other restraint system devices in severe crash events. The subject vehicles may be equipped with an airbag control unit (ACU) for the supplemental restraint system (SRS) Electronic Control Unit (ECU) manufactured by ZF-TRW. The ECU receives signals from crash sensors mounted in the vehicle and deploys the vehicle air bags and seat belt pretensioners in accordance with manufacturer design specifications. The ECU in the subject vehicles contains a model DS84 application-specific integrated circuit (ASIC) which controls the communication of the crash sensor signal, firing commands (i.e., when to deploy the airbag(s) and/or pretensioners), and fault information (e.g., diagnostic trouble codes). In September 2016, FCA announced recall 16V-668 for certain model year (MY) 2010 to 2014 Chrysler, Dodge and Jeep products manufactured with the subject ZF-TRW ACU. In this recall, FCA discussed an EOS condition that resulted in a failure of the subject DS84 ASIC, which caused air bag non-deployment. FCA noted that the defect condition had only been observed in vehicles equipped with sensor harnessing routed across the front of the vehicle. Other FCA vehicles that also used the subject ACU, but were not equipped with cross-car harnessing, had not experienced EOS failures, despite similar time in service. During the course of this investigation, ODI sent two separate Information Request (IR) letters to six vehicle manufactures (including FCA, Hyundai, Honda, Kia, Mitsubishi, and Toyota) and one IR letter to ZF-TRW. These IR letters resulted in ODI receiving comprehensive data from these manufacturers and suppliers. Studies of this data found that the DS84 ASIC does not have sufficient protection against negative electrical transients or electrical overstress (“EOS”) that can be generated in certain severe crashes. An electrical transient occurs when the electrical power supplied to a circuit changes momentarily over a short duration of time. In these severe crash cases, the crash sensors and other powered wiring can be damaged and short circuited so as to create a negative electrical transient of sufficient intensity and duration (that are outside the vehicle manufacturer's specification) to damage the ASIC before the restraint device deployment signal is received by the SRS ECU. This damaged signal can lead to incomplete or nondeployment of the air bags and/or pretensioners. Airbag non-deployment and/or lack of pretensioner operation can increase the risk or severity of injury in a crash.A total of 8 fatalities and 14 injuries were associated with known EOS events. The common element in all investigated manufacturers vehicles is the SRS ECU containing a DS84 ASIC manufactured by ZF-TRW. The risk associated with the ASIC is equally shared among all OEMS involved in the investigation. The actual real-world risk can be mitigated by other factors which were assessed by ODI during this investigation. The first mitigating factor involves protections built into the ACU design which protect the DS84 ASIC from damage. There are multiple strategies and levels of protection employed by different OEMs that provide effective EOS mitigation. The two most common strategies at the ACU level are circuit protection diodes on the remote senor signal lines, and current limiting resistors that protect critical components. The second mitigating factor is found at the vehicle level and involves the location and routing of the wires leading from the crash sensors to the SRS ECU. If the wires are well protected in a crash and are not routed with other power wires carrying large currents, the risk for an EOS event is significantly reduced or eliminated. These design specific factors combine to produce a spectrum of risk for the vehicles equipped with ACUs using the DS84 ASIC. Given the many of years of field exposure, it is possible to divide the subject population into two groups; vehicles which have experienced EOS events, and vehicles which have not experienced EOS field events. Four of the six OEMs involved in this investigation have experienced EOS field events on at least one of their models equipped with a DS84 ASIC. All vehicle models (including the Toyota models identified in the Failure Report Summary of the opening resume for this investigation) with field events have been recalled. In an abundance of caution, ODI kept this investigation open five years to monitor field performance and did not identify any field events on vehicles not included in existing safety recalls. Given the spectrum of risk identified in this investigation and that all vehicles with a demonstrated unreasonable risk have been recalled, ODI is closing this investigation. ODI is closing this investigation with the following manufacturer safety recalls: 16V-668, 18E-043, 18V-137, 18V-363, and 20V-024. With the recall actions taken by the subject vehicle and equipment manufacturers, this investigation is closed. The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exists on other model or model year vehicles outside of the recall scopes. The agency reserves the right to take further action if warranted by the circumstances.