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2002 Chevrolet Impala 3.8L MIL Lamp on
Vehicle came in with no power. Diagnosed plugged cat. Customer had cat replaced at muffler shop(aftermarket cat) vehicle came back 2 days later mil light on. Dtcs 171 1811. Scan data showed 02 sensors low mvs at idle in closed loop. Voltage at 43mv and not flu...
FIX posted 6/1/2010
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Message Closed w/FIX
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10 Replies Received
10 Replies Received
Related Documents & Media | VIN | 2G1WH55K52 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Hot, Idle |
Trouble Codes
| 1811 | Trans |
| P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
2002 Chevrolet Impala
| VIN | 2G1WH55K52 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Hot, Idle |
Trouble Codes
| 1811 | Trans |
| P0171 | Fuel System Too Lean (Bank 1) |
Video