Escalade EXT AWD V8-6.2L (2009)
Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 (2500 Series)
Removal Procedure
Caution: Refer to Heated Oxygen and Oxygen Sensor Caution (See: Service Precautions/Heated Oxygen and Oxygen Sensor Caution).
1. Remove the right wheelhouse liner. Refer to Front Wheelhouse Liner Replacement - Right Side (See: Body and Frame/Fender/Front
Fender/Front Fender Liner/Service and Repair).
2. Remove the connector position assurance (CPA) retainer (5).
3. Disconnect the HO2S electrical connector from the engine wiring harness electrical connector (1).
Caution: Refer to Excessive Force and Oxygen Sensor Caution (See: Service Precautions/Excessive Force and Oxygen Sensor Caution).
4. Remove the HO2S (2).
Installation Procedure