GMC S15 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your GMC S15
GMC S15 Problems
An oil leak may develop from the distributor o-ring seal requiring replacement of the seal.
Timing gears may wear causing a mild to severe knocking noise from the front of the engine. Replacement of the timing gears is necessary.
The oxygen sensor can fail causing Check Engine Light illumination and the engine to run rich (burn more fuel than normal).
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GMC S15 Questions
When i turn the key on the throttle body fills up
truck stalls when sitting a red light. have to pump the gas patal to get gas are to get the truck to run
will not start after it rains until it dries out
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