This bulletin advises the technician of a possible kinked coolant hose that might be causing the customers...
Chevrolet technical service bulletin 21-NA-271 for 2020-2024 Chevrolet Silverado 1500, 2021-2024 Chevrolet Tahoe and 2020-2024 GMC Sierra 1500 and others.
- Bulletin number
- 21-NA-271
- Component
- Engine
- Summary
- This bulletin advises the technician of a possible kinked coolant hose that might be causing the customers concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P026A Set.
Owners of these vehicles have filed 4,931 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2020-2024 20202021202220232024
- Chevrolet Tahoe 2021-2024 2021202220232024
- GMC Sierra 1500 2020-2024 20202021202220232024
- Chevrolet Suburban 2021-2022, 2024 202120222024
- GMC Yukon 2021-2024 2021202220232024
- GMC Yukon XL 2021-2023 202120222023
- Cadillac Escalade 2021-2024 2021202220232024
- Chevrolet Suburban 1500 2021-2024 2021202220232024
- Cadillac Escalade ESV 2021-2023 202120222023
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