Escalade EXT AWD V8-6.2L (2009)
1. If reinstalling the old sensor, coat the threads with anti-seize compound GM P/N 12377953, or equivalent.
Caution: Refer to Component Fastener Tightening Caution (See: Service Precautions/Vehicle Damage Warnings/Component Fastener
Tightening Caution).
2. Install the HO2S (4) and tighten to 42 Nm(31 lb ft).
3. Install the HO2S electrical connector clip to the engine harness clip (6).
4. Connect the engine wiring harness electrical connector (4) to the HO2S electrical connector (3).
5. Install the CPA retainer (5).
6. Lower the vehicle.
Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (2500 Series)
Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (2500 Series)
Removal Procedure
