Operation CHARM
: Car repair manuals for everyone.
Home
>>
GMC Truck
>>
1991
>>
S15/T15 2WD P/U L4-151 2.5L
>>
Repair and Diagnosis
>>
Specifications
>>
Electrical Specifications
>>
Ignition Timing
Ignition Timing
Engine 2.5L (151 cid)
Base Timing 8~ BTDC (Manual Trans).
Engine 2.5L (151 cid)
Base Timing 8~ BTDC (Auto Trans).