Electrical system
Chevrolet technical service bulletin PIT5869A for 2021-2024 Chevrolet Tahoe, 2021-2024 Chevrolet Suburban and 2021-2024 GMC Yukon and others.
- Bulletin number
- PIT5869A
- Component
- Electrical system
- Summary
- This Preliminary information communicates an issues with an SES MIL, A/C blowing warm air and DTC's B1AA3 U3018 U3505 due to Fuse F4DR open. Dealers are to inspect the wiring in the front floor console.
Owners of these vehicles have filed 445 complaints in the electrical category.
Vehicles covered
- Chevrolet Tahoe 2021-2024 2021202220232024
- Chevrolet Suburban 2021-2024 2021202220232024
- GMC Yukon 2021-2024 2021202220232024
- GMC Yukon XL 2021-2024 2021202220232024
- Cadillac Escalade 2024 2024
- Cadillac Escalade ESV 2021-2023 202120222023
- GMC Yukon XL 1500 2023 2023
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