Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs – 2019-2021 Chevrolet Silverado & GMC Sierra

2021 Chevrolet Silverado

NHTSA ID Number: 10193466 Manufacturer Communication Number: PIT5836   Summary This Preliminary information communicates and issue with the park assist off message or unwanted/false parking assist alerts and provide diagnostics tip for dealership to inspect the parking assist sensor/bezel mounting in the front and rear bumpers     6 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO … Read more

Belt Chirp Noise and-or Harmonic Balancer Rubbing on Timing Cover – 2019-2020 Chevrolet Silverado & GMC Sierra & Silverado 4500HD, 5500HD, 6500HD

2020 Chevrolet Silverado

NHTSA ID Number: 10193467 Manufacturer Communication Number: PIP5742A   Summary This Preliminary information communicates to the dealer technicians that a belt chirp or rubbing noise may be caused by the harmonic balancer out ring moving backward on the pulley and contacting the front cover.     10 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2019-2020 … Read more

Information On Normal Brake Noise – 2019-2021 Chevrolet Silverado MD 4500 5500 6500

2019 Chevrolet Silverado 4500-6500

NHTSA ID Number: 10193469 Manufacturer Communication Number: PIT5838   Summary This Preliminary information communicates A vehicle may have a concern of a brake noise or moan may be heard at the beginning of drive-off from a complete stop, This concern may be considered normal.     9 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 4500HD 2019-2021 … Read more

Clunk Pop Rattle Knock Click Type Noise Heard or Felt In The Steering – 2020-2021 Chevrolet Silverado & GMC Sierra 2500/3500

2021 Chevrolet Silverado

NHTSA ID Number: 10193470 Manufacturer Communication Number: PIT5809A Summary This Preliminary information communicates an issues with a pop, clunk, knock, rattle type noise heard from the steering column over bumps and ask dealerships to replace the upper column shaft.     Condition Some customers may comment on a clunk, pop, rattle, or knock type noise that can … Read more

Misfire Due To Collapsed Lifter – 2019-2021 Cadillac Chevrolet GMC

2021 Chevrolet Suburban

NHTSA ID Number: 10201288 Manufacturer Communication Number: PIP5776E   Summary This Preliminary information communicates that a vehicle may exhibit a misfire condition resulting in misfire codes P0300-P308. Upon diagnosis it may be discovered the lifter has come apart.  It is recommended to replace the lifter guide and the four lifters.   8 Affected Products Vehicles MAKE MODEL … Read more