Tube, Heater Hose, Supply: Removal: 5.7L/6.4L
- Disconnect and isolate the negative battery cable.
- Drain the cooling system. Refer to STANDARD PROCEDURE .
- Remove the intake manifold. For 5.7L, refer to MANIFOLD, INTAKE, REMOVAL
. For 6.4L, refer to MANIFOLD, INTAKE, REMOVAL
.
- Remove the heater hose (1) from the heater tube.
- Remove the heater tube mounting bolt (1).
- Remove the heater tube (3) from water pump housing and remove from vehicle.

