Yukon/Denali XL 1500 2WD V8-5.3L VIN Z Flex Fuel (2004)
8. Remove the WSS mounting bolt.
Notice: Carefully remove the sensor by pulling it straight out of the bore. DO NOT use a screwdriver, or other device to pry the sensor out of the
bore. Prying will cause the sensor body to break off in the bore.
9. Remove the WSS (5) from the hub/bearing assembly (4) shown on the 2500/3500 series.
Installation Procedure
1. Plug the WSS bore to prevent deter-is from falling into the hub.
2. Using a wire brush or equivalent. clean the WSS mounting surface on the hub to remove any rust or corrosion.
3. Apply a thin layer of wheel bearing lubricant GM P/N 01051344 to the hub surface anal the sensor O-ring prior to sensor installation.
4. Install the WSS (5) into the tub/bearing assembly (4) shown on the o500;3500 Seneca. Ensure that the sensor is seated flat against the hub.