GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2007
🢒
Rendezvous - FWD
🢒
Engine
🢒
Engine Mechanical - 3.5L
🢒 Engine Coolant Thermostat Replacement
Engine Coolant Thermostat Replacement RPO LX9
Removal Procedure
Remove the thermostat housing. Refer to
Engine Coolant Thermostat Housing Replacement
.
Remove the thermostat.
Remove and discard the thermostat O-ring seal.
Clean and inspect the thermostat housing sealing surfaces.
Installation Procedure
Install a NEW thermostat O-ring seal.
Install the thermostat.
Install the thermostat housing. Refer to
Engine Coolant Thermostat Housing Replacement
.