Sierra Denali RWD V8-6.2L (2009)
5. Connect the engine wiring harness electrical connector (2) to the HO2S.
6. Install the CPA retainer.
7. Connect the engine wiring harness electrical connector (3) to the HO2S.
8. Install the engine wiring harness electrical connector clip (1) to the fuel line clip.
9. Install the CPA retainer (2).
10. Install the front propeller shaft to the front differential, if equipped with 4WD. Refer to Front Propeller Shaft Replacement () .
11. Lower the vehicle.
Heated Oxygen Sensor Replacement - Bank 1 Sensor 2
Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 (1500 Series)
Removal Procedure
Caution: Refer to Heated Oxygen and Oxygen Sensor Caution (See: Service Precautions/Heated Oxygen and Oxygen Sensor Caution) .