Silverado

Loss of Power, Stalling Malfunction Indicator Lamp (MIL) Illuminated – DTC P129F Set – 2019-2020 Chevrolet Silverado & GMC Sierra

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2020 Chevrolet Silverado

NHTSA ID Number: 10199256 Manufacturer Communication Number: 21NA025 Summary This technical bulletin provides a procedure to replace the Fuel Power Module if found the cause of the customers concern.   Condition One or more of the following conditions: DTC P129F (Fuel Pump Driver Control Module Fuel Pump Speed Signal Incorrect) set in the Engine Control Module (ECM). … Read more

Information on Aero Shutter Related Diagnostic Codes – 2019-2021 Cadillac Chevrolet GMC

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2021 Chevrolet Tahoe

NHTSA ID Number: 10198869 Manufacturer Communication Number: 21NA077   Summary This informational bulletin provides information for dealers/technicians on Aero Shutter Related Diagnostic Codes.     11 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2019-2021 CHEVROLET SILVERADO 2500 2020-2021 CHEVROLET SUBURBAN 2019-2021 CHEVROLET TAHOE 2019-2021   Condition Some customers may comment on seeing a Check engine … Read more

Pop Noise Heard During Seat Travel and/or Inadequate Seat Rearward Travel – 2021 Chevrolet Silverado & GMC Sierra

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2021 Chevrolet Silverado

NHTSA ID Number: 10198870 Manufacturer Communication Number: 21NA079   Summary This technical bulletin provides a procedure to replace the lower seat frame to correct the condition of Pop Noise Heard During Seat Travel and/or Inadequate Seat Rearward Travel due to a supplier installation error.     4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2021 … Read more

Add-On Equipment Inoperative, Sulfur/Acid Smell During Vehicle Operation – 2020-2021 Chevrolet Silverado & GMC Sierra HD 2500/3500

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2021 Chevrolet Silverado

NHTSA ID Number: 10192032 Manufacturer Communication Number: 21NA062   Summary This informational bulletin directs dealers to the correct path needed to correct a vehicle with the condition of Add-On Equipment Inoperative, Sulfur/Acid Smell During Vehicle Operation based on the correct cause.     4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2500 2020-2021 GMC SIERRA 2500 … Read more

DTC’s P05AE or P059F Set Current or History – 2020-2021 Chevrolet Silverado & GMC Sierra 2500HD/3500HD

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2021 Chevrolet Silverado

NHTSA ID Number: 10192036 Manufacturer Communication Number: 21NA071 Summary This technical bulletin provides repair information to correct a customer concern of DTC?s P05AE or P059F Set Current or History.   Condition DTC’s listed below set in current, or history.   Cause The cause of the condition may be road debris like small stones, or ice, may collect … Read more