Unknown or other
Chevrolet technical service bulletin PIT6505 for 2024-2026 Chevrolet Tahoe, 2024 Chevrolet Suburban and 2024-2026 GMC Yukon and others.
- Bulletin number
- PIT6505
- Component
- Unknown or other
- Summary
- This preliminary information communicates an issue with an SES MIL DTC P2B87 and/or P2B86 cause by the Aux heater coolant pump have an unwanted oring stuck in the pump. Dealers are to remove oring and reinstall pump.
Vehicles covered
- Chevrolet Tahoe 2024-2026 202420252026
- Chevrolet Suburban 2024 2024
- GMC Yukon 2024-2026 202420252026
- GMC Yukon XL 2024-2026 202420252026
- Cadillac Escalade 2024-2026 202420252026
- Chevrolet Suburban 1500 2025-2026 20252026
- Cadillac Escalade ESV 2024-2026 202420252026
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