GMC

Radio Software Version 22.8 Over-the-Air Update – 2018-2019 Cadillac & GMC

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2018 GMC Terrain

NHTSA ID Number: 10161947 Manufacturer Communication Number: 19NA100 Summary This Technical bulletin provides a procedure for dealers/technicians on the release of Radio Software Version 22.8 Over-the-Air Update.   7 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ATS 2018-2019 CADILLAC CTS 2018-2019 CADILLAC XTS 2018-2019 GMC TERRAIN 2018     SEOCONTENT-START Service Bulletin Bulletin No.: 19-NA-100 Date: June, … Read more

Steam/Vapor Coming from Front Grille or Radiator Area – 2014-2022 GM Passenger Cars & Trucks

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2019 Cadillac XT4

NHTSA ID Number: 10205539 Manufacturer Communication Number: 19NA104   Summary This service bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.     419 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2019 BUICK ENCLAVE 2014-2022 BUICK ENCORE 2014-2022 BUICK ENCORE GX 2020-2022 BUICK ENVISION 2016-2022 BUICK LACROSSE 2014-2019 … Read more

OnStar Red LED Illuminated – DTCs U18B4, U18B5, U18AF Set – 2018-2019 Chevrolet & GMC

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2018 GMC Terrain

NHTSA ID Number: 10161953 Manufacturer Communication Number: 19NA106 Summary This Technical bulletin provides a Correction for a Condition of OnStar Red LED Illuminated – DTCs U18B4, U18B5, U18AF Set.   5 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SONIC 2018-2019 CHEVROLET TRAX 2018-2019 GMC TERRAIN 2018   Parts Radio Assembly 84610604 Radio Assembly 84610605 Radio Assembly 84667777 … Read more

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

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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

Oil Life Monitor Engine Control Module Update – 2019 Chevrolet Silverado & GMC Sierra

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2019 Chevrolet Silverado

NHTSA ID Number: 10161956 Manufacturer Communication Number: 19NA109 Summary This informational bulletin provides information for dealers/technicians on Oil Life Monitor Engine Control Module Update.   4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2500 2019 CHEVROLET SILVERADO 3500 2019 GMC SIERRA 2500 2019 GMC SIERRA 3500 2019     SEOCONTENT-START Service Bulletin Bulletin No.: 19-NA-109 Date: … Read more