Engine and engine cooling
Chevrolet technical service bulletin PIP5845A for 2021-2022 Chevrolet Silverado 1500, 2021-2022 Chevrolet Tahoe and 2021-2022 GMC Sierra 1500 and others.
- Bulletin number
- PIP5845A
- Component
- Engine and engine cooling
- Summary
- This Preliminary information communicates to the dealer technician that if the vehicle's engine coolant reservoir has transmission fluid in it or if Glycol it found in the transmission fluid the dealer should replace the Automatic Transmission Fluid Cooling Exchanger. The dealer should refer to bulletin 08-07-30-035 for the recommended components that should be replaced in the transmission and to flush the engine cooling system following service information.
Owners of these vehicles have filed 2,266 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2021-2022 20212022
- Chevrolet Tahoe 2021-2022 20212022
- GMC Sierra 1500 2021-2022 20212022
- Chevrolet Suburban 2021-2022 20212022
- Chevrolet Silverado 2500 2021-2022 20212022
- GMC Yukon XL 2021-2022 20212022
- GMC Sierra 2500 2021-2022 20212022
- Chevrolet Silverado 3500 2021-2022 20212022
- GMC Sierra 3500 2021-2022 20212022
- Cadillac Escalade ESV 2021-2022 20212022
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