K 3500 Truck 4WD V8-6.0L VIN U (2002)
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.