Information On AFM DFM Usage – 2014-2020 Cadillac Chevrolet GMC

NHTSA ID Number: 10163690 Manufacturer Communication Number: PIP5663 Summary This Preliminary information communicates  AFM / DFM usage  Information. providing additional information on the AFM and DFM systems   50 Affected Products Vehicles MAKE MODEL YEAR CADILLAC CTS 2017, 2019 CADILLAC CTS-V 2016, 2018 CADILLAC ESCALADE 2015-2019 CHEVROLET CAMARO 2016-2019 CHEVROLET CORVETTE 2014-2019 CHEVROLET SILVERADO 2017 CHEVROLET SILVERADO 1500 2014, … Read more

Diesel Fuel System Contamination, Malfunction Indicator Lamp (MIL) Illuminated – DTC P026D, P2A00, P0171, P0172 and/or P0300 Set – 2017-2023 Cadillac Chevrolet GMC

Chevrolet GMC Cadillac

NHTSA ID Number: 10222658 Manufacturer Communication Number: 18-NA-361 Summary This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.   Condition Some customers may comment that the MIL is illuminated.   Note: If removing the fuel filter from the filter … Read more

Rotor Tinnerman Push Nut Removal Requirement for Accessory Wheel and Tire Installation – 2020 Chevrolet Silverado & GMC Sierra

2020 Chevrolet Silverado

NHTSA ID Number: 10163214 Manufacturer Communication Number: 19NA074 Summary This informational bulletin provides information to clarify installation requirements when installing Accessory wheels on 2020 Chevrolet Silverado HD and 2020 GMC Sierra HD.   4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2500 2020 CHEVROLET SILVERADO 3500 2020 GMC SIERRA 2500 2020 GMC SIERRA 3500 2020   … Read more

Cold Start Rough Run, Misfire and/or Malfunction Indicator Lamp (MIL) Illuminated – 2017-2019 Chevrolet Silverado & GMC Sierra

2019 Chevrolet Silverado

NHTSA ID Number: 10163238 Manufacturer Communication Number: 19NA108 Summary This technical bulletin provides a procedure to replace the head gaskets if found doubled stacked.   7 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2017 CHEVROLET SILVERADO 2500 2018-2019 GMC SIERRA 2017 GMC SIERRA 2500 2018-2019 GMC SIERRA DENALI 2018   Parts GASKET, CYL HD Refer to … Read more

6.6L (L8T) Engine Exchange Program – 2020 Chevrolet Silverado & GMC Sierra

2020 Chevrolet Silverado

NHTSA ID Number: 10162158 Manufacturer Communication Number: PIP5656 Summary This Preliminary Information communication advises the technician that the 6.6L Engine (RPO L8T) has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center for further assistance.   4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2500 2020 CHEVROLET SILVERADO 3500 … Read more