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Chevrolet
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1997
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Chevy Express G2500, Van Cargo Extended, 4L60E/M30
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Repair and Diagnosis
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Engine Performance
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Adjustment
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Engine Performance System Adjustments - 4.3L
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Throttle Position (TP) Sensor
Throttle Position (TP) Sensor
TP sensor output voltage should be .85 volt or less at idle (closed throttle) and is not adjustable.