Chevrolet

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

Information on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs – GM Passenger Cars and Trucks

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Chevrolet Buick GMC Cadillac

NHTSA ID Number: 10219389 Manufacturer Communication Number: 21-NA-061 Summary This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs (North America ONLY).   Service Information The EL-52545 TPMS and RF Tool must be used to verify that the VIN learned to the transmitter key fob matches the VIN of the service … 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

Service Heater Soon Message May Turn On with NO DTC Codes Set and NO Adverse Heater Performance Issues – 2017 Chevrolet Bolt EV

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2017 Chevrolet Bolt

NHTSA ID Number: 10192033 Manufacturer Communication Number: 21NA064   Summary This service bulletin provides repair information to correct a customer concern of a Service Heater Soon Message that may turn on with NO DTC Codes set and NO adverse heater performance issues.     1 Affected Product Vehicle MAKE MODEL YEAR CHEVROLET BOLT EV 2017   Condition … Read more

Warranty Administration – Transmitter Key Fob Warranty Replacement Requirements – GM Passenger Cars and Trucks (including Medium Duty)

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General Motors

NHTSA ID Number: 10222661 Manufacturer Communication Number: 21-NA-068 Summary This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.   379 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2017-2019 … Read more