K 2500 Suburban 4WD V8-454 7.4L VIN N TBI (1995)
Auxiliary Heater Hose Routing
Auxiliary Heater Hose Water Flow
Remove or Disconnect
Tool Required:
J 38723 Heater Line Quick Connect Separator or Equivalent
1. Engine coolant.
2. Hose clamps.
3. Heater outlet hose from radiator.
4. Heater outlet hose from auxiliary heater pipe.
5. Hose clamps.
6. Heater outlet hose from heater core.
7. Heater outlet hose from auxiliary heater pipe.
8. Hose clamps.
9. Heater inlet hose from heater core.
10. Heater inlet hose from auxiliary heater pipe.
11. Hose clamp.
12. Heater inlet hose from auxiliary heater pipe.
13. Push auxiliary inlet hose or outlet hose into auxiliary heater pipe and insert J 38723 or equivalent into hose to release locking tabs.