Certain vehicles may have a condition that could cause the engine coolant control valve to fail
Chevrolet technical service bulletin N252508340 for 2023 Chevrolet Silverado 1500 and 2023 GMC Sierra 1500.
- Bulletin number
- N252508340 (N252508340)
- Component
- Engine
- Summary
- Certain vehicles may have a condition that could cause the engine coolant control valve to fail. If this condition were to occur, the Malfunction Indicator Lamp (Check Engine Light) will illuminate and a diagnostic trouble code will set. Additionally in some cases, the engine cooling fans may run after the engine is switched off. Dealers are to replace the coolant control valve as necessary. The repairs will be made at no charge to the customer.
Owners of these vehicles have filed 417 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2023 2023
- GMC Sierra 1500 2023 2023
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