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Relays and Modules - Computers and Control Systems > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 3740

Yukon XL 4WD V8-5.3L (2011)

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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.

Relays and Modules - Computers and Control Systems > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 3740