This technical bulletin provides a procedure to install dampeners on the purge line to correct a customer...
Chevrolet technical service bulletin 21-NA-023 for 2020-2025 Chevrolet Traverse and 2020-2025 Buick Enclave.
- Bulletin number
- 21-NA-023
- Component
- Engine
- Summary
- This technical bulletin provides a procedure to install dampeners on the purge line to correct a customer concern of a loud tick or rattle noise from the engine compartment.
Owners of these vehicles have filed 234 complaints in the engine category.
Vehicles covered
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