GM Recalls, Technical Service Bulletins TSB's, Diagnostic & Repair Tips
NHTSA ID Number: 10198891 Manufacturer Communication Number: 21NA128 Summary This technical bulletin provides repair information to correct a customer concern of MIL Illuminated- ECM Update for P026C, P20EE, or P11D5. 4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2500 2021 CHEVROLET SILVERADO 3500 2021 GMC SIERRA 1500 2021 GMC SIERRA 2500 2021 … Read more
NHTSA ID Number: 10193441 Manufacturer Communication Number: PIP5348C Summary This Preliminary Information communication provides information to the technician about vehicles that may have a vibration at idle in gear or at very low speeds. Technician should inspect for a stray nut or debris such as a rock wedged between the rubber and metal portions of the … Read more
NHTSA ID Number: 10201328 Manufacturer Communication Number: PIP5820 Summary This Preliminary information communicates Some customers may comment when coasting to a stop between 15-13 mph there is a shudder type sensation that can also be described as rumble strips in the vehicle that felt when coming to a stop. Upon inspection of concern technician will be able … Read more
NHTSA ID Number: 10198838 Manufacturer Communication Number: 17NA021 Summary This service bulletin provides a procedure for replacing the oil pump, power brake booster and power brake booster vacuum hose to eliminate a hard brake pedal and/or air type noise heard upon brake apply due to oil in the brake booster. 19 Affected Products Vehicles … Read more
NHTSA ID Number: 10198859 Manufacturer Communication Number: 20NA161 Summary This informational bulletin advises the technician to check for a possible stuck oil pressure relief valve. 8 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET 3500 2019 CHEVROLET EXPRESS 2019-2020 CHEVROLET SILVERADO 2500 2019 CHEVROLET SUBURBAN 2019 GMC SAVANA 2019-2020 GMC SIERRA 2500 2019 Condition … Read more