
1997 Buick LeSabre Custom 3.8L Misfire
We have swapped injectors, coils, plugs and wires. Running compression shows around 80 psi on good cylinders, only 50 psi on affected cylinders. I'm leaning towards a cooked engine, but others remain unconvinced. Any ideas would be appreciated.
Summary posted 9/1/2006
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Message Closed w/Summary
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VIN | 1G4HP52K3V |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / MPI( |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always, on Accel, Idle |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0304 | Cylinder 4 Misfire Detected |
Message Closed w/Summary
Vehicle Data
1997 Buick LeSabre Custom
VIN | 1G4HP52K3V |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / MPI( |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always, on Accel, Idle |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0304 | Cylinder 4 Misfire Detected |