GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2009
🢒
Savana
🢒
Engine
🢒
Engine Cooling
🢒 Auxiliary Heater Core Replacement
Removal Procedure
Remove the auxiliary HVAC module. Refer to
Auxiliary HVAC Module Replacement
.
Remove the screws from the bottom of the auxiliary HVAC module.
Remove the heater core from the module.
Installation Procedure
Install the heater core to the module.
Caution:
Refer to
Fastener Caution
in the Preface section.
Install the screws to the bottom of the auxiliary HVAC module and tighten to
1.9 N·m (17 lb in)
.
Install the auxiliary HVAC module. Refer to
Auxiliary HVAC Module Replacement
.