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Home >> GMC >> 1988 >> Forward Control 6.2 J, Standard >> Repair and Diagnosis >> Engine Performance >> Adjustment >> Tune-Up - V6 >> Throttle Position Sensor (TPS) >> Adjustments >> Notes

Throttle Position Sensor (TPS): Adjustments: Notes

NOTE: Throttle Position Sensor (TPS) is not adjustable on 4.3L. Adjustment should only be performed when throttle body parts have been replaced or after slow idle speed has been adjusted.
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