Water Pump Installation
Note
Prior to installing the water pump, read the entire procedure. Pay special attention to avoid part damage and to ensure proper sealing.
- Install the water pump assembly.
- Do not install the front water pump bolt until after the engine front cover is on.
- Tighten the water pump bolts.
- Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent, to the water pump drain plug.
- Install the water pump drain plug, if necessary.
- Install the water feed tube.
- Lubricate the feed tube O-ring with antifreeze.
- Install the water feed tube by twisting and pushing toward the water pump. Take care not to tear or damage the O-ring.
- Install the thermostat housing to block bolts and stud.
- Install the engine coolant temperature sensor by hand.
- Tighten the engine coolant temperature sensor.