FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of 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
>>
Specifications
Ignition Timing: Specifications
IGNITION TIMING
This engine uses a Direct Ignition System (DIS), and timing is non-adjustable.