K 1500 Suburban 4WD V8-5.3L VIN Z Flex Fuel (2003)
9. Remove the outlet heater hose.
INSTALLATION PROCEDURE
1. Install the outlet heater hose.
2. Install the outlet heater hose to the water pump.
3. Install the outlet heater hose to the surge tank.
4. Install the outlet heater hose clamp to the surge tank.
5. Connect the heater and surge tank hoses to the heater core.
6. Pull the heater outlet hose to enter the connection
IMPORTANT: Firmly push the quick connect onto the heater core pipe until you hear an audible click.
7. Install the heater and surge tank hose to the mounting clip.
8. Install the air intake tube.
9. Fill the cooling system.
