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Throttle Position Sensor > < Heated Oxygen Sensor (HO2S) Replacement Bank 1 Sensor 1|Page 4157

Sierra 1500 2WD V8-5.3L Hybrid (2004)

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3. If equipped with a 6.0L engine, connect the HO2S electrical connector.

4. If equipped with a 4.8L or 5.3L engine, connect the HO2S electrical connector.
5. Install the HO2S connector clip to the frame.
6. Disconnect the CPA retainer.
7. Lower the vehicle.

Throttle Position Sensor > < Heated Oxygen Sensor (HO2S) Replacement Bank 1 Sensor 1|Page 4157