Sierra Classic 2500 4WD V8-6.0L (2007)
5. Remove the outlet heater hose from the engine.
6. Remove the outlet heater hose.
Installation Procedure
1. Install the outlet heater hose.
2. Install the outlet heater hose to the engine.
3. Connect the outlet heater hose to the heater core.
Firmly push the quick connect onto the heater core pipe until you hear an audible click.
4. Install the heater and surge tank hose to the mounting clip.
5. Install the air intake tube.
