Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2 (U.S. and Canada) – GM Passenger Cars and Light Duty Trucks

2016 Chevrolet Silverado 3500

NHTSA ID Number: 10187627 Manufacturer Communication Number: 090604026S   Summary This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.   405 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2017, 2019 BUICK ENCLAVE 2012-2021 BUICK ENCORE 2019, 2021 BUICK ENCORE GX 2021 BUICK ENVISION 2017-2019, 2021 BUICK … Read more

Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies – 2013-2022 Buick Cadillac Chevrolet

2020 Chevrolet Corvette

NHTSA ID Number: 10205537 Manufacturer Communication Number: 17NA040   Summary This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.     46 Affected Products Vehicles MAKE MODEL YEAR BUICK REGAL 2013-2020 CADILLAC ATS 2013-2019 CADILLAC CT6 2016-2020 CADILLAC CTS 2014-2019 CADILLAC XTS 2013-2019 CHEVROLET CORVETTE … Read more

Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting – 2011-2019 Cadillac Chevrolet GMC

2019 Chevrolet Silverado

NHTSA ID Number: 10154649 Manufacturer Communication Number: PI0564K   Summary This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).   111 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2011-2019 CADILLAC ESCALADE ESV 2011-2019 CADILLAC ESCALADE EXT 2011-2013 CHEVROLET … Read more

TOP TIER Detergent Gasoline and TOP TIER Diesel Fuel Information and Licensed Brands – GM Passenger Cars and Trucks

General Motors

NHTSA ID Number: 10222766 Manufacturer Communication Number: 05-06-04-022T Summary This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.   1100 Affected Products Vehicles MAKE MODEL YEAR BUICK ALLURE 2008-2009 BUICK … Read more

New Vehicle Pre-Delivery Inspection (PDI) – Delivering Quality Vehicles and Generating Higher CSi Scores – GM Passenger Cars and Light Duty Trucks

2020 Chevrolet Silverado

NHTSA ID Number: 10158855 Manufacturer Communication Number: 030089006Q Summary This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.   660 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2019 BUICK ENCLAVE 2008-2019 BUICK ENCORE 2013-2019 BUICK ENVISION 2016-2019 BUICK LACROSSE 2006-2019 BUICK LESABRE … Read more