Operation CHARM
: Car repair manuals for everyone.
Home
>>
Pontiac
>>
1991
>>
Grand Prix V6-204 3.4L DOHC
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Ignition System
>>
Ignition Timing
>>
Adjustments
Ignition Timing: Adjustments
With the DIS ignition system, the reluctor is an integral part of the crankshaft, and the crankshaft sensor is mounted in a fixed position, therefor timing adjustment is not possible.