This service bulletin provides repair information to correct customer concerns of Rear Wheel Lock Up, ABS...
Chevrolet technical service bulletin 21-NA-275 for 2020-2021 Chevrolet Silverado 1500, 2021 Chevrolet Tahoe and 2020-2021 GMC Sierra 1500 and others.
- Bulletin number
- 21-NA-275
- Component
- Power train
- Summary
- This service bulletin provides repair information to correct customer concerns of Rear Wheel Lock Up, ABS Event, Loud Bang and a Flashing “D” on Driver Information Center (DIC) when Lightly or Moderately Accelerating Forcing an 8-7 or 8-6 Downshift.
Owners of these vehicles have filed 1,131 complaints in the transmission category.
Vehicles covered
- Chevrolet Silverado 1500 2020-2021 20202021
- Chevrolet Tahoe 2021 2021
- GMC Sierra 1500 2020-2021 20202021
- Chevrolet Suburban 2021 2021
- GMC Yukon 2021 2021
- Chevrolet Silverado 2500 2020-2021 20202021
- GMC Sierra 2500 2020-2021 20202021
- Cadillac Escalade 2021 2021
- Chevrolet Suburban 1500 2021 2021
- Chevrolet Silverado 3500 2020-2021 20202021
- GMC Sierra 3500 2020-2021 20202021
- Cadillac Escalade ESV 2021 2021
- Cadillac CT5 2020-2021 20202021
- Cadillac CT6 2019-2021 201920202021
- Cadillac CT4 2020-2021 20202021
- Cadillac Escalade Na 2021 2021
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