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P0171 Diagnostic Trouble Code Discussion for March 2024

Fuel System Lean (Bank 1)


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Trouble Ticket Help Requests for DTC P0171
Help Request Posted
2019 Chevrolet Colorado ZR2 3.6L MIL Lamp on VIN: 1GCGTEEN8K
P0171: fuel system lean bank 1. ... submerged the original engine in water and locked up. Installed used engine a week ago all seemed fine. The engine when it came in today p0171 and p0174 engine codes. Short term fuel trims running at 25% plus on both at idle and 20% plus driving down t...
March 28, 2024
2019 Chevrolet Colorado ZR2 3.6L MIL Lamp on VIN: 1GCGTEEN8K
P0171: fuel system lean bank 1. ... water and locked up. Installed used engine a week ago all seemed fine. The engine when it came in today p0171 and p0174 engine codes. Short term fuel trims running at 25% plus on both at idle and 20% plus driving down t...
March 31, 2024