Installation Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Water Pump Outlet Pipe Gasket, Water Pump, O-Ring, Nut And Bolts

Courtesy of GENERAL MOTORS CORP.

Lubricate the water pump O-ring (3) with engine oil
Install the engine coolant pipe gasket and water pump O-ring.
Install the water pump nut (1) and bolts (2). Ensure the correct length bolt is used in the proper location and tighten to 25 N.m (18 lb ft)
NOTE: Refer to Fastener Notice .

Fig 2: Identifying Water Pump Outlet Pipe Nuts & Studs

Courtesy of GENERAL MOTORS CORP.

Install the engine wiring harness retainer on the water pump outlet pipe inner stud.
Install the water pump to water pump outlet pipe nuts (2) to the studs (1) and tighten to 25 N.m (18 lb ft)
Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
Install the thermostat bypass pipe. Refer to Thermostat Bypass Pipe Replacement Diesel .
Install the radiator outlet hose. Refer to Radiator Outlet Hose Replacement (Non-HP2) .
Install the left wheelhouse inner panel. Refer to Front Wheelhouse Liner Replacement - Left Side (Chevrolet) or Front Wheelhouse Liner Replacement - Left Side (GMC) .