1500

Service Engine Mount Does Not Have an Active Mount Solenoid – DTC C11F0 and/or C11F1 Set – 2020 Chevrolet Silverado & GMC Sierra 1500

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2020 Chevrolet Silverado 1500

NHTSA ID Number: 10192037 Manufacturer Communication Number: 21NA072   Summary This informational bulletin advises the tech that the solenoid style engine mounts are being replaced with standard non solenoid mounts.     2 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2020 GMC SIERRA 1500 2020   Condition Some technicians may find when replacing the engine … Read more

Cooling Fans Continuously Run, Malfunction Indicator Lamp (MIL) Illuminated – DTC P2B60, P1098, P26BB, P149D, P0421, and/or P0606 Set – 2021 Chevrolet Silverado & GMC Sierra 1500

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2021 Chevrolet Silverado 1500

NHTSA ID Number: 10198877 Manufacturer Communication Number: 21NA096   Summary This technical bulletin provides a procedure to program the ECM to correct the customers concern.     2 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2021 GMC SIERRA 1500 2021   Condition Some customers may comment on one or more of the following conditions: •   … Read more

Howl, Hoot or Whistle Type Noise when Driving in Crosswinds – 2020-2021 Chevrolet Silverado 1500

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2021 Chevrolet Silverado 1500

NHTSA ID Number: 10198878 Manufacturer Communication Number: 21NA101 Summary This service bulletin provides a procedure to replace both front door seals to correct a customer concern of Howl, Hoot, or Whistle Type Noise when Driving in Crosswinds.   Condition Some customers may comment on a noise in high crosswinds originating from the vehicle “A” pillar area. The … Read more

Diagnostic Information on Engine Vibration – 2014-2021 Cadillac Chevrolet GMC

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2021 Chevrolet Camaro

NHTSA ID Number: 10198880 Manufacturer Communication Number: 21NA109   Summary This service bulletin provides diagnostic information for a customer concern of engine vibration.     92 Affected Products Vehicles MAKE MODEL YEAR CADILLAC CTS 2015-2019 CADILLAC ESCALADE 2015-2021 CADILLAC ESCALADE ESV 2015-2021 CHEVROLET CAMARO 2016-2021 CHEVROLET CORVETTE 2016-2019 CHEVROLET EXPRESS 2016, 2018-2021 CHEVROLET SILVERADO 1500 2014, 2017-2021 … Read more

Information on GM Accessories – Instructions on Claim Submission on Dealer-Replaced Tonneau Covers During Warranty Period – 2019-2021 Chevrolet Silverado & GMC Sierra

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2021 Chevrolet Silverado

NHTSA ID Number: 10198881 Manufacturer Communication Number: 21NA110   Summary This informational bulletin provides information for dealers/technicians on Information on GM Accessories – Instructions on Claim Submission on Dealer-Replaced Tonneau Covers During Warranty Period.     10 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2019-2021 CHEVROLET SILVERADO 2500 2020-2021 GMC SIERRA 1500 2019-2021 GMC SIERRA … Read more