This technical bulletin provides a procedure to replace the rear diff fluid to correct the rear clutches...
Chevrolet technical service bulletin 21-NA-028 for 2021-2022 Chevrolet Tahoe, 2021-2022 Chevrolet Suburban and 2021-2022 GMC Yukon and others.
- Bulletin number
- 21-NA-028
- Component
- Power train
- Summary
- This technical bulletin provides a procedure to replace the rear diff fluid to correct the rear clutches from chattering, which create a moan type noise.
Owners of these vehicles have filed 314 complaints in the transmission category.
Vehicles covered
- Chevrolet Tahoe 2021-2022 20212022
- Chevrolet Suburban 2021-2022 20212022
- GMC Yukon 2021-2022 20212022
- Cadillac Escalade 2021-2022 20212022
- Chevrolet Suburban 1500 2021-2022 20212022
- Cadillac Escalade Na 2021 2021
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