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GMC Truck
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1989
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V 2500 P/U 4WD V8-454 7.4L
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Repair and Diagnosis
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Sensors
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Oxygen Sensor
Oxygen Sensor
Oxygen Sensor:
LH Side Of Engine.:
LH Rear Of Exhaust Manifold
Applicable to: R & V Series w/V8-454/7.4L TBI Engine
