Water Pump Installation

WARNING: This page is about a different car, the 2004 Pontiac Sunfire and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

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.

Fig 1: View Of Water Pump Assembly
Courtesy of GENERAL MOTORS CORP.
Install the water pump bolts. Finger tighten the bolts.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
Tighten the water pump bolts.
Tighten: Tighten the bolts to 25 N.m (18 lb ft).
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.
Tighten: Tighten the water pump drain plug to 20 N.m (15 lb ft).
Install the water feed tube.
Lubricate the feed tube O-ring with antifreeze.

Fig 2: View Of Water Feed Tube
Courtesy of GENERAL MOTORS CORP.
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.
Tighten: Tighten the bolts to 10 N.m (89 lb in).
Install the water pipe support bracket and bolts.

Fig 3: View Of Water Pipe Support Bracket
Courtesy of GENERAL MOTORS CORP.

Tighten: Tighten the water pipe support bracket bolts to 10 N.m (89 lb in).
Install the engine coolant temperature sensor by hand.

Fig 4: View Of Engine Coolant Temperature Sensor
Courtesy of GENERAL MOTORS CORP.
Tighten the engine coolant temperature sensor.
Tighten: Tighten the engine coolant temperature sensor to 20 N.m (15 lb ft).