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GMC Truck
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1987
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R 1500 P/U 2WD V8-454 7.4L
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Repair and Diagnosis
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Throttle Position Sensor (TPS)
Throttle Position Sensor (TPS)
Firewall components & RH side of V8-454/7.4L:
Top Of Engine
Applicable to: 4L engine. 1987 R & V series
