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1995 Pontiac Bonneville SE 3.8L MIL Lamp on, FIXED TIMING
Posted to GM Driveability on 6/26/2002 3 Replies

Tried a new ignition module and crank sensor no help, clear codes returns as soon as restarted, only other problem found is traction control light stays in off postion most of the time. Timing is fixed at twenty degree's at all times, engine starts and runs. A...

3 Replies Received (View Replies)

  Related Documents & Media  1995 Pontiac Bonneville SE

 
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car Vehicle Data

1995 Pontiac Bonneville SE

VIN 1G2HX5212S
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Fixed Timing
OccursAlways
Misc.Check Engine Light

Trouble Codes

631EST not triggering
Message Closed

car Vehicle Data

1995 Pontiac Bonneville SE

VIN 1G2HX5212S
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Fixed Timing
OccursAlways
Misc.Check Engine Light

Trouble Codes

631EST not triggering