Installation Procedure
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Install the thermostat and thermostat housing to the water pump.NOTE: Refer to FASTENER NOTICE .
- Install the thermostat housing bolts.
Tighten
Tighten the bolts to 15 N.m (11 lb ft).
- Install the radiator outlet hose. Refer to Radiator Hose Replacement - Outlet (4.3L Engine) or Radiator Hose Replacement - Outlet (4.8L, 5.3L, and 6.0L Engines) or Radiator Hose Replacement - Outlet (6.6L Engine) or Radiator Hose Replacement - Outlet (8.1L Engine) .