This technical bulletin provides repair information to correct a customer concern of Lack of Power or Poor...
Chevrolet technical service bulletin 21NA260 for 2016-2020 Chevrolet Express and 2016-2020 GMC Savana.
- Bulletin number
- 21NA260
- Component
- Engine
- Summary
- This technical bulletin provides repair information to correct a customer concern of Lack of Power or Poor Performance During High Ambient Temperatures with RPO (C7N) 12,300 LB GVWR or (C4M) 9,900 LB GVWR.
Owners of these vehicles have filed 9 complaints in the engine category.
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