Rear View Camera Image Flickers When Brake Lamps or Turn Signals are On – 2019-2020 Chevrolet Silverado & GMC Sierra

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2020 Chevrolet Silverado

NHTSA ID Number: 10205545 Manufacturer Communication Number: 20NA188   Summary This technical bulletin provides repair information to correct a customer concern of Rear View Camera Image Flickers When Brake Lamps or Turn Signals are On.     6 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET 3500 2020 CHEVROLET SILVERADO 1500 2019 CHEVROLET SILVERADO 2500 2020 GMC SIERRA … Read more

Instrument Cluster Resets, Center Display Goes Blank or Gauges Inoperative, DTC U0155 Set – 2021 Buick Cadillac Chevrolet GMC

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2021 Chevrolet Camaro

NHTSA ID Number: 10205546 Manufacturer Communication Number: 21NA054   Summary This service bulletin provides repair information to correct a customer concern of Instrument Cluster Resets, Center Display Goes Blank, or Gauges Inoperative.     4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET BLAZER 2021 CHEVROLET CAMARO 2021 CHEVROLET MALIBU 2021 GMC ACADIA 2021   Condition Some customers … Read more

Harsh 5-4 Downshift and Harsh 1-2 Upshift – 2017 Chevrolet Colorado & GMC Canyon

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2017 Chevrolet Colorado

NHTSA ID Number: 10205547 Manufacturer Communication Number: 21NA076   Summary This technical bulletin provides a procedure to repair a worn spring in the transmission to correct the customers concern.     2 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET COLORADO 2017 GMC CANYON 2017   Condition Some customers may comment that their vehicle has developed a harsh … Read more

Pop Noise Heard Coming from Rear Roof of Cab Area – 2019-2020 Chevrolet Silverado & GMC Sierra

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2020 Chevrolet Silverado

NHTSA ID Number: 10188399 Manufacturer Communication Number: 21NA018   Summary This technical bulletin provides repair information to correct a customer concern of a pop noise heard coming from the rear roof of cab area.     6 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2019-2020 CHEVROLET SILVERADO 2500 2020 GMC SIERRA 1500 2019-2020 GMC SIERRA … Read more

Diagnostic Aid – Surge in EV Mode at a Stop – 2011-2012 Chevrolet Volt

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2012 Chevrolet Volt

NHTSA ID Number: 10188400 Manufacturer Communication Number: 21NA019   Summary This service bulletin provides Diagnostic Aid information – Surge in EV Mode at a Stop.     2 Affected Products Vehicle MAKE MODEL YEAR CHEVROLET VOLT 2011-2012   Condition Some customers may comment that there is a vehicle surge at a stop when the vehicle is in … Read more