
2002 Buick LeSabre Custom 3.8L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on
Greetings. This 2002 Lesabre has a miss in it. Along with the miss is a rattle noise. Have checked spark plug(and tried new one with no luck), checked fuel pressure which is ok, checked injector flow--ok, checked for vacuum leaks(twice) and none found. Ohmed s...
Summary posted 10/16/2008
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Message Closed w/Summary
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VIN | 1G4HP54K92 |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / MPFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0440 | EVAP System Leak Detected |
P0442 | EVAP System Small Leak Detected |
P0452 | Fuel Tank Pressure Sensor Circuit Low Voltage |
Message Closed w/Summary
Vehicle Data
2002 Buick LeSabre Custom
VIN | 1G4HP54K92 |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / MPFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0440 | EVAP System Leak Detected |
P0442 | EVAP System Small Leak Detected |
P0452 | Fuel Tank Pressure Sensor Circuit Low Voltage |