gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4092 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4090
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3. Connect the engine wiring harness electrical connector (7) to the HO2S.
4. Install the engine wiring harness electrical connector clip (6) to the fuel line clip.
5. Install the CPA retainer (4).
6. Install the front propeller shaft to the front differential, if equipped with 4WD. Refer to Front Propeller Shaft Replacement   See: Transmission and

Drivetrain/Drive/Propeller Shafts, Bearings and Joints/Drive/Propeller Shaft/Service and Repair/Front Propeller Shaft Replacement.

7. Lower the vehicle. 

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4092 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4090