Buick TSB #PIE0433
2018 Buick Enclave
Affected Component: ELECTRICAL SYSTEM
- This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Engineering Information ? Malfunction Indicator Lamp (MIL) On DTCs P0171 Fuel Trim System Lean Bank 1 and/or P0174 Fuel Trim System Lean Bank 2.
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