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Relays and Modules - Computers and Control Systems > < Heated Oxygen Sensors (HO2S)|Page 5021

C Yukon 2WD V8-5.7L VIN R (1999)

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3. Install the HO2S sensor harness connector.
4. Install the HO2S sensor connector heat shield if necessary.
5. Lower the vehicle.
6. Connect the negative battery cable.

Relays and Modules - Computers and Control Systems > < Heated Oxygen Sensors (HO2S)|Page 5021