Service Update
Chevrolet technical service bulletin N202310520 for 2021 Chevrolet Tahoe, 2021 Chevrolet Suburban and 2021 GMC Yukon and others.
- Bulletin number
- N202310520
- Component
- Engine
- Summary
- Service Update - certain vehicles may have a condition where the engine oil cooler line is not fully seated into the quick connect at the radiator. Dealers are to inspect the engine oil cooler lines at the quick connector on the radiator to confirm they are fully seated.
Owners of these vehicles have filed 677 complaints in the engine category.
Vehicles covered
- Chevrolet Tahoe 2021 2021
- Chevrolet Suburban 2021 2021
- GMC Yukon 2021 2021
- GMC Yukon XL 2021 2021
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