gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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Heated Oxygen Sensor, LH Front (Bank 1, Sensor 1)|Page 4724 > < Heated Oxygen Sensor, LH Front (Bank 1, Sensor 1)|Page 4722

Envoy 4WD V6-4.3L VIN W (1998)

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Oxygen Sensor: Locations
Heated Oxygen Sensor (HO2S) Bank 1, Sensor 3

Rear of the catalytic converter, in the exhaust pipe

Heated Oxygen Sensor, LH Front (Bank 1, Sensor 1)|Page 4724 > < Heated Oxygen Sensor, LH Front (Bank 1, Sensor 1)|Page 4722