
1999 Buick LeSabre Custom 3.8L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire
This vehicle came in because it was running rough. Tech 2 indicated cyl. 4 was misfiring. When I pulled the #4 spark plug it was white. I pulled two more plugs and they were both white as well. I monitored the Ho2s and the fuel trim on my test drive. The Ho2s ...
FIX posted 8/10/2005
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Message Closed w/FIX
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VIN | 1G4H952K6X |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Cuts Out, Stall, Misfire |
Occurs | Cold, Hot, Under Load, on Accel, Idle |
Trouble Codes
P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
1999 Buick LeSabre Custom
VIN | 1G4H952K6X |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Cuts Out, Stall, Misfire |
Occurs | Cold, Hot, Under Load, on Accel, Idle |
Trouble Codes
P0300 | Multiple Misfire Detected |