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 CHEVROLET SILVERADO 2500 2018 GMC SIERRA … Read more

Special Coverage Adjustment 17336 Combi-Cooler Air Conditioner Refrigerant Leak – 2015-2017 Cadillac Chevrolet GMC

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2017 Cadillac Escalade

NHTSA ID Number: 10178402 Manufacturer Communication Number: 17336 06   Summary Special Coverage (Diagnosis Time Added). On some vehicles, may have a condition where thermal cycling on the combination transmission fluid/oil and AC condenser cooler creates a crack that may allow refrigerant to escape. This condition consequently may deactivate the AC system which may cause potential customer … Read more

Hybrid No Crank With Multiple Diagnostic Codes – 2008-2013 Cadillac Chevrolet GMC

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2013 Cadillac Escalade

NHTSA ID Number: 10154570 Manufacturer Communication Number: PIT4811C Summary This Preliminary Information communication provides the technician with the steps on how to diagnose vehicles with a no crank with multiple Diagnostic Trouble Codes set in several different modules with Regular Production Option Code HP2. Technician will retrieve all the Diagnostic Trouble Codes that are set current in … 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

Water Leak on Driver and/or Passenger Side Floor – 2013-2016 Buick & Chevrolet

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2016 Buick LaCrosse

NHTSA ID Number: 10112786 Manufacturer Communication Number: 16-NA-073 Summary This technical bulletin provides a procedure to apply seam sealer to the body sealer voids on vehicles to correct a condition of a water leak on driver and/or passenger side floor   7 Affected Products Vehicles BUICK LACROSSE 2013-2016 CHEVROLET MALIBU 2013-2015     SEOCONTENT-START Bulletin No.: 16-NA-073 … Read more