Sep 8, 2023Transmission & drivetrainElectrical system
Transmission Control Module I was at an intersection when the TCM malfunctioned halfway through and I lost all power to my motor. I was pulling a large trailer and cross traffic had to slam on brakes to keep from hitting me. My truck will not move faster that a few miles an hour now that it is in limp mode. I am a police officer and I had an onboard diagnostic tool that showed that there was no communication to the TCM. Stabilitrack warning lamp and check engine light are now on. It all happened at once no warning.
NHTSA ODI 11543326
Aug 24, 2023SuspensionTransmission & drivetrainElectrical system
I was driving 75 mph in traffic when my steering wheel jerked hard and the truck made a loud noise from underneath. Lights on dash engine light and traction light on. Dash read out said service stabilitrak and service traction control. I could have been hit from behind. The truck was stuck in 3rd gear. Would not go but under 30 mph. This all happened [XXX]. My dad had stroke, I wasn't able to assist him because of this failure. Had truck taken by wrecker to dealership. Told me it was failed Transmission control module, which are and have been on backorder order since summer of 2022 globally. I drove back home and sent TCM to be repaired. 1286.00 dealership charged me 146.00 wrecker was 125.00. This is the 2nd time this truck has endangered my life. 1st time it was the 1st injector that put it into limp mode. These trucks with the limp mode, are going to get some one killed. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
NHTSA ODI 11540460
Jul 22, 2019SteeringElectrical system
SERVICE STABILITRAK WARNING LIGHT CAME ON WHILE DRIVING ON HIGHWAY AT 60MPH. TRUCK WENT INTO "LIMP MODE" . NO TRANS PRIDAL DISPLAY. TRUCK DRIVEN SLOWLY OFF HIGHWAY. AT THE SERVICE DEALER THEY DETERMINED THAT THE TRANSMISSION CONTROL MODULE FAILED AT 79,530 MILES. VEHICLE COVERED UNDER THE FEDERAL EMISSIONS WARRANTY 8 YEAR/ 80,000 HOWEVER GM REFUSED TO HONOR.
NHTSA ODI 11234009
Jan 31, 2015Electrical system
VEHICLE'S VOLT GAUGE READ'S BETWEEN 16 AND 17 VOLT'S. CONSTANTLY. TAKEN TO DEALER AND WAS TOLD AFTER THERE TESTING OF THE SYSTEM ALL READING WERE AT 14.4 TO 14.7 VOLTS. THEY COULD NOT DUPLICATE PROBLEM. WHEN LEAVING DEALERSHIP WAITED AFTER STARTING TO WATCH GAUGE AS DRIVING DOWN THE HIGHWAY. GAUGE STILL READING BETWEEN 16 AND 17 VOLTS. HAVE NOW CONTACTED GMC CUSTOMER SERVICE FOR FURTHER HELP. *TR
NHTSA ODI 10680139
May 14, 2014Electrical systemAirbagsCrashFire1 injury
MY HUSBAND WAS DRIVING HOME IN TRAFFIC WHEN A WOMAN DRIVING THE OPPOSITE DIRECTION DECIDED TO PASS A VEHICLE. HE SWERVED TO AVOID A HEAD ON COLLISION WHICH MEANT HE HAD TO GO OFF OF THE ROAD. WHEN HE ATTEMPTED TO GET BACK ON THE ROAD THE TRUCK SHOT ACROSS TO THE OTHER SIDE OF THE ROAD. THE DPS OFFICER TOLD MY HUSBAND HE HIT A CULVERT AND FLIPPED 5- 6 TIMES. WITNESSES HAD TO PULL HIM OUT OF THE TRUCK AND HAD MENTIONED THERE WAS A SLIGHT FIRE THAT THEY PUT OUT. DURING ALL OF THIS NONE OF THE AIRBAGS DEPLOYED. HE WENT TO THE DOCTOR THE FOLLOWING DAY TO GET CHECKED OUT. *TR
NHTSA ODI 10588319
Mar 10, 2014Electrical systemBody & structure
MICE, RABBITS ETC. CHEWED THROUGH WIRES BECAUSE GMC PUTS PEANUT OIL ON THEIR WIRES. GMC DEALER SAID THEY WOULD FIX WIRES BUT THE PROBLEM WILL PERSIST BECAUSE PEANUT OIL IS BAIT FOR THESE ANIMALS. THIS IS A PROBLEM THAT WAS REPORTED ON A 2012 VEHICLE. THIS COULD CAUSE FIRES ETC AND NEEDS TO BE FIXED. THE VEHICLE WASN'T RUNNING RIGHT, ENGINE LIGHT WAS ON AND CHEWED WIRES WERE DISCOVERED. WERE TOLD BY GMC DEALER THERE IS NO PERMANENT FIX BECAUSE THEY USE PEANUT OIL BECAUSE ITS CHEAP! WE'VE ONLY HAD THE VEHICLE SINCE SEPTEMBER 2013. GMC WILL PUT THE WIRES TOGETHER AGAIN BUT NOT FIX THE MAIN PROBLEM OF THE PEANUT OIL. THIS IS A PROBLEM THAT IS COMPLETELY AVOIDABLE, YET A PROBLEM THAT IS BUILT INTO THE VEHICLE. *TR
NHTSA ODI 10568200
Jul 29, 2013Electrical system
TL* THE CONTACT OWNS A 2013 GMC SIERRA. THE CONTACT STATED THAT WHILE REVERSING, THE PARK ASSIST LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSIS BUT THEY WERE UNABLE TO DUPLICATE THE PROBLEM. THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 5,000. UPDATED 9/17/13*CN
NHTSA ODI 10532369
Nov 27, 2012Electrical systemInterior Lighting
TL* THE CONTACT OWNS A 2013 GMC SIERRA 3500. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 5 MPH, THE BRAKE PEDAL WAS DEPRESSED AND THE CONTACT HEARD A LOUD SLOSHING NOISE OF FUEL COMING FROM THE FUEL TANK. IMMEDIATELY WHEN THE SOUND EMITTED A VIOLENT AND FORCEFUL MOVEMENT FROM THE EXTERIOR REAR OF THE VEHICLE OCCURRED. THE CONTACT CONTINUED TO DRIVE. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHICH INFORMED THE CONTACT THAT THE VEHICLE OPERATED NORMALLY. IN ADDITION, THE INSTRUMENT CLUSTER AND RADIO WOULD NOT DIM IN THE NIGHT MODE. THE MANUFACTURER WAS NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 150. UPDATED 01/22/13*LJ THE CONSUMER ALSO STATED GM HAS A SERVICE BULLETIN OUT ON THE CONDITION THAT HAS EXISTED SINCE THE 2007 MODEL YEAR. THERE IS ALSO A NIGHT TIME LIGHTING ISSUE WITH THE INABILITY TO DIM FURTHER, THE DASH LIGHTS OR TO TURN THEM OFF COMPLETELY. UPDATED 01/24/13
NHTSA ODI 10486179