This bulletin advises the technician of a possible coolant hose that might be kinked causing the customers...
Chevrolet technical service bulletin 21-NA-271 for 2020-2023 Chevrolet Silverado 1500, 2021-2023 Chevrolet Tahoe and 2020-2023 GMC Sierra 1500 and others.
- Bulletin number
- 21-NA-271
- Component
- Engine and engine cooling
- Summary
- This bulletin advises the technician of a possible coolant hose that might be kinked causing the customers concern.
Owners of these vehicles have filed 4,255 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2020-2023 2020202120222023
- Chevrolet Tahoe 2021-2023 202120222023
- GMC Sierra 1500 2020-2023 2020202120222023
- Chevrolet Suburban 2021-2023 202120222023
- GMC Yukon 2021-2023 202120222023
- GMC Yukon XL 2021-2022 20212022
- Cadillac Escalade 2021-2023 202120222023
- Chevrolet Suburban 1500 2021-2022 20212022
- Cadillac Escalade ESV 2021-2023 202120222023
- Cadillac Escalade Na 2021 2021
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