Installation Procedure
WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
- Install the thermostat.
- Install the thermostat housing and gasket.
- Install RTV sealer (GM P/N 1052366 or the equivalent) to the thermostat housing bolt threads.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
- Install the thermostat housing bolts.
Tighten
Tighten the bolts to 25 N.m (18 lb ft).
- Install the radiator hose to the thermostat housing.
- Install the crossover exhaust pipe. Refer to EXHAUST CROSSOVER PIPE REPLACEMENT in Engine Exhaust.
- Install the air cleaner and duct assembly. Refer to in Engine Controls-3.4L.
- Fill the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM .