Perceived Brake Fluid Leak At Caliper Piston Boot – 2014-2021 Cadillac Chevrolet GMC

2021 Chevrolet Suburban

NHTSA ID Number: 10185734 Manufacturer Communication Number: PIT5479D   Summary This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston installation. This grease can be cleaned off and the … Read more

Information on Internal Engine Noise or Damage After Oil Filter Replacement – GM Passenger Cars and Trucks

General Motors

NHTSA ID Number: 10222771 Manufacturer Communication Number: 07-06-01-016H Summary This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.   Important: Engine damage that is the result of an incorrect or improperly installed engine oil filter is not a warrantable claim. The best way to avoid oil filter  quality concerns is to … Read more

Warranty Administration – Required Operating Procedures (U.S. Only) – GM Passenger Cars and Trucks

2019 Chevrolet Corvette

NHTSA ID Number: 10187626 Manufacturer Communication Number: 040089015V   Summary This bulletin provides information on Warranty Administration – Required Operating Procedures – 8 Points (U.S. Only).   301 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2019 BUICK ENCLAVE 2015-2021 BUICK ENCORE 2015-2021 BUICK ENCORE GX 2020-2021 BUICK ENVISION 2016-2021 BUICK LACROSSE 2015-2019 BUICK REGAL 2015-2020 BUICK … Read more

Removing / Disabling Rear Park Assist – 2007-2022 Chevrolet & GMC

Chevrolet & GMC

NHTSA ID Number: 10204465 Manufacturer Communication Number: PIT5039E Summary This Preliminary Information communication provides information to the technician about vehicles that the customer or up-fitter may have removed the rear bumper, install a different rear bumper, or add a different box/flat bed/cube box/hitch, etc. to the rear of the truck, which affects the rear park assist operation. … Read more

Information on Diesel Fuel Additives – GM Chevrolet and GMC Light Duty and Medium Duty Trucks

General Motors

NHTSA ID Number: 10222823 Manufacturer Communication Number: 03-06-04-017R Summary This service bulletin provides information on availability of Diesel Fuel additives.   TOP TIER Detergent Diesel is highly recommended for use with diesel vehicles. If your area does not have TOP TIER Detergent Diesel, GM recommends the use of ACDelco Diesel Fuel Conditioner. This will help you maintain … Read more