cadillac Workshop Repair Guides

Cadillac Workshop Service and Repair Manuals

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (1500 Series)|Page 4354 > < Excessive Force and Oxygen Sensor Caution|Page 4351
Page 1
background image

Oxygen Sensor: Service and Repair
Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (1500 Series)

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (1500 Series)

Removal Procedure

Caution:  Refer to Fastener Caution   (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle   (See: Maintenance/Vehicle Lifting/Service and Repair).
2. Unbolt the front propeller shaft from the front differential, if equipped with four wheel drive (4WD). Refer to Front Propeller Shaft Replacement  

().

3. For vehicles equipped with a 4L60-E/4L70-E automatic transmission perform the following steps, for vehicles equipped with a 6L80-E automatic

transmission proceed to step 7.

4. Remove the connector position assurance (CPA) retainer.
5. Disconnect the engine wiring harness electrical connector (2) from the HO2S.
6. Remove the HO2S electrical connector clip (1) from the fuel line clip.

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (1500 Series)|Page 4354 > < Excessive Force and Oxygen Sensor Caution|Page 4351