GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2009
🢒
Enclave
🢒
Engine
🢒
Engine Cooling
🢒 Water Pump Replacement
Special Tools
EN 46104
Water Pump Pulley Holding Tool
Removal Procedure
Drain the cooling system. Refer to
Cooling System Draining and Filling
.
Remove the drive belt. Refer to
Drive Belt Replacement
.
Remove the right engine strut mount. Refer to
Engine Mount Strut Replacement - Right Side
.
Remove the right engine mount strut bracket. Refer to
Engine Mount Strut Bracket Replacement - Right Side
.
Use the
EN 46104
tool in order to retain the water pump pulley.
Remove the water pump pulley bolts.
Remove the water pump pulley.
Remove the water pump bolts.
Remove the water pump.
Remove and DISCARD the water pump seal.
Carefully clean the water pump sealing surfaces.
Installation Procedure
Install a NEW water pump seal.
Install the water pump.
Caution:
Refer to
Fastener Caution
in the Preface section.
Install the water pump bolts and tighten to
10 N·m (89 lb in)
.
Install the water pump pulley and the water pump pulley bolts.
Use the
EN 46104
tool in order to retain the water pump pulley.
Install the water pump pulley bolts and tighten to
10 N·m (89 lb in)
.
Install the right engine strut mount. Refer to
Engine Mount Strut Replacement - Right Side
.
Install the right engine mount strut bracket. Refer to
Engine Mount Strut Bracket Replacement - Right Side
.
Install the drive belt. Refer to
Drive Belt Replacement
.
Fill the cooling system. Refer to
Cooling System Draining and Filling
.