2018

Service Update 17419 Transmission Rough Upshifts – 2018 Chevrolet Silverado & GMC Sierra

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2018 Chevrolet Silverado

NHTSA ID Number: 10135135 Manufacturer Communication Number: 17419 (Bulletin Summary 17419-Service Update. Certain vehicles, equipped with 6.6L diesel engine (RPO L5P) and Allison transmission (RPO MW7), may have a condition in which the automatic transmission has rough upshifts. Dealers will reprogram the transmission control module (TCM).   2 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2500 … Read more

Information for Engine Concerns Resulting from Lack of Scheduled Maintenance, Improper Service or Aftermarket Calibrations – Buick Cadillac Chevrolet GMC

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General Motors

NHTSA ID Number: 10222650 Manufacturer Communication Number: 16-NA-222 Summary This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.   825 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2019 BUICK ENCLAVE 2010-2023 BUICK ENCORE 2013-2022 BUICK ENCORE GX 2020-2022 BUICK ENVISION 2016-2022 BUICK LACROSSE 2010-2020 BUICK … Read more

Engine Overheat When Driving Aggressively with Accessory Grill and Outboard Cooler Installed – 2016-2021 Chevrolet Camaro

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2016 Chevrolet Camaro

NHTSA ID Number: 10183142 Manufacturer Communication Number: 17NA261   Summary This service bulletin provides information that you cannot have an accessory grille installed at the same time as the aux cooler because this may cause the vehicle to overheat due to the grille not allowing air to pass to cool the engine.   SEOCONTENT-START Service Bulletin Bulletin … Read more

Information on Trailer Brake Controller Blunt End Harness Breakout Connection – 2018 Buick Enclave & Chevrolet Traverse

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2018 Buick Enclave

NHTSA ID Number: 10140382 Manufacturer Communication Number: 17-NA-256   Summary This informational bulletin explains where to locate the trailer brake controller blunt ends on the instrument panel wiring harness.   2 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE 2018 CHEVROLET TRAVERSE 2018     SEOCONTENT-START Bulletin No.: 17-NA-256 Date: August, 2017 Service Bulletin INFORMATION Subject: Information … Read more

Information on Changes to SPS that Warn/Prohibit Reprogramming a Module With Its Current Calibration – 2018 and Prior GM Passenger Cars and Trucks

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2018 Chevrolet Corvette

NHTSA ID Number: 10126111 Manufacturer Communication Number: 17-NA-242 Summary This informational bulletin provides to the tech the new version of SPS that will prompt warnings when trying to reprogram modules that have been already reprogrammed.   180 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2017 BUICK ENCLAVE 2015-2018 BUICK ENCORE 2015-2018 BUICK ENVISION 2016-2018 BUICK LACROSSE … Read more