Yukon XL 2500 2WD V8-8.1L VIN G (2004)
Installation Procedure
Important: Make sure the indicator tube does not come in contact with spark plug wires. Ensure that the spark plug wires are routed around the
indicator tube.
1. Install a NEW O-ring seal onto the indicator tube.
2. Install the indicator tube into the oil pan.
3. Align the indicator tube bracket with the bolt hole in the block.
Notice: Refer to Fastener Notice in Service Precautions.
4. Install the indicator tube bolt.
Tighten the bolt to 50 Nm (37 ft. lbs.).
5. Install the ECT sensor connector to the indicator tube.
6. Connect the ECT sensor electrical connector.
