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2001 Buick Century Custom 3.1L Poor Idle Quality, Stall, MIL Lamp on
This one has me baffled! The fuel trims look normal for a few minutes after starting, but then start to climb both at idle and high rpm until they pin. The engine runs fine until the trims go up and then starts running poorly until it stalls. It goes way rich ...
FIX posted 9/4/2009
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Message Closed w/FIX
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14 Replies Received
14 Replies Received
Related Documents & Media | VIN | 2G4WS52J11 |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Stall, MIL Lamp On |
| Occurs | Hot |
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance |
| P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
2001 Buick Century Custom
| VIN | 2G4WS52J11 |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Stall, MIL Lamp On |
| Occurs | Hot |
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance |
| P0171 | Fuel System Too Lean (Bank 1) |
Video