Sierra Classic 3500 4WD V8-8.1L (2007)
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 25 Nm (18 ft. lbs.).
5. Install the ECT sensor connector to the indicator tube.
6. Connect the ECT sensor electrical connector.
7. Install the oil level indicator to the indicator tube.
