MIL Illuminates While Descending a Grade with the Transfer Case in 4wd Low – DTC P0776 Set – 2018-2020 Cadillac Chevrolet GMC

2020 Chevrolet Suburban

NHTSA ID Number: 10178271 Manufacturer Communication Number: 20NA112   Summary This technical bulletin advises the technician to validate the code and reset if found the cause of the customers concern.   18 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2018-2020 CADILLAC ESCALADE ESV 2018-2020 CHEVROLET SUBURBAN 2018-2020 CHEVROLET TAHOE 2018-2020 GMC YUKON 2018-2020 GMC YUKON XL … Read more

Instrument Panel Cluster (IPC) Gages at Zero, Multiple Warning Lights On, No Chimes and/or Turn Signal Audio – 2019-2020 Cadillac Chevrolet GMC

2020 Chevrolet Tahoe

NHTSA ID Number: 10178294 Manufacturer Communication Number: PIE0554B   Summary This engineering informational bulletin is requesting information from the technicians for the following conditions for the cluster.   16 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2019-2020 CADILLAC ESCALADE ESV 2019-2020 CHEVROLET SILVERADO 2500 2019 CHEVROLET SILVERADO 4500HD 2019 CHEVROLET SUBURBAN 2019-2020 CHEVROLET TAHOE 2019-2020 GMC … Read more

Slip Or Shudder During A Launch In First Second Third Or Fourth Gears Delayed Engagement Into Drive Clunk Or Bump During The 1-2 Shift – 2013-2021 Cadillac Chevrolet GMC

Chevrolet GMC Cadillac

cNHTSA ID Number: 10226384 Manufacturer Communication Number: PIP5175E Summary This Preliminary Information communication provides information to the technician about vehicles that may have a delayed engagement into drive, shudder at a launch, or the transmission is slipping when shifting into 1st, 2nd, 3rd or 4th gears. This may be due to loose stator support to pump … Read more

Diagnosing Fishbite Chuggle Misfire Feeling Or Shudder Vibration, With A Light Tip In – 2016-2020 Chevrolet & GMC

2021 GMC Yukon

NHTSA ID Number: 10178367 Manufacturer Communication Number: PIP5504F   Summary This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Technician are advised to use PICO software to determine root cause of the concern. If torque converter shudder is confirmed technicians are referred to Torque Converter Diagnosis … Read more

Product Safety Recall N192283991 High Pressure Fuel Pump Leak – 2020 Cadillac Chevrolet GMC

2020 Chevrolet Suburban

November 21, 2019 NHTSA CAMPAIGN NUMBER: 19V837000 Fuel Pump Missing Pressure Regulator Over-pressurization can crack the fuel pump and cause leaks, increasing the risk of a fire in the presence of an ignition source.   NHTSA Campaign Number: 19V837 Manufacturer General Motors LLC Components FUEL SYSTEM, GASOLINE Potential Number of Units Affected 502   Summary General Motors LLC (GM) … Read more