Electrical system
Chevrolet technical service bulletin PIT5817A for 2021 Chevrolet Tahoe, 2021 Chevrolet Suburban and 2020-2021 Chevrolet Corvette and others.
- Bulletin number
- PIT5817A
- Component
- Electrical system
- Summary
- This Preliminary information communicates and issue with a SES MIL and the BCM keeping the ignition main relay on after the vehicle is turned off. Dealers are to replace the BCM.
Owners of these vehicles have filed 139 complaints in the electrical category.
Vehicles covered
- Chevrolet Tahoe 2021 2021
- Chevrolet Suburban 2021 2021
- Chevrolet Corvette 2020-2021 20202021
- GMC Yukon XL 2021 2021
- Cadillac Escalade ESV 2021 2021
- Buick Envision 2021 2021
- Cadillac CT5 2020-2021 20202021
- Cadillac CT4 2020-2021 20202021
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