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GMC Truck
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1988
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S15/T15 2WD P/U V6-173 2.8L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Tune-up and Engine Performance Checks
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Ignition Timing
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Specifications
Ignition Timing: Specifications
Ignition Timing
2.8L
10 BTDC