Heater Hose Replacement - Outlet
HEATER HOSE REPLACEMENT - OUTLETREMOVAL PROCEDURE
1. Disconnect the negative battery cable.
2. Drain the coolant. Refer to Draining and Filling Cooling System in Cooling System. Position the approved coolant container under the vehicle below the heater hose connections to catch any coolant that may be trapped in the lines.
IMPORTANT: Green plastic rings may be found hanging on the heater pipe after hose removal. This is a manufacturing aid and should be discarded.
3. Open the heater hose assembly clamp and remove the outlet heater hose.
4. Remove the heater outlet hose from the heater core pipe by depressing the quick connect collar tab, located at 6 o'clock, and pulling the white collar toward the front of the vehicle.
5. Pull the quick connect off of the heater core pipe.
6. Remove the heater core outlet hose to thermostat housing clamp.
7. Remove the heater hose.
INSTALLATION PROCEDURE
1. Install the heater core outlet hose to thermostat housing at the rear of the engine.
IMPORTANT:
- The heater outlet quick connect coupling collar is white in color.
- The white line on the hoses should always be installed at the 12 o'clock position.
2. Install the heater outlet hose to thermostat housing clamp. Position the heater outlet hose to thermostat housing clamp at the 12 o'clock position.
3. Install the heater inlet quick connect to heater inlet pipe, closest to the left side.Holding the quick connect by the black collar, slide onto the heater pipe When the quick connect engages the heater pipe bead, the collar will slide toward the front of the dash and lock into position.
4. Install the heater core outlet quick connect to heater outlet pipe, closest to the right side.
- Holding the quick connect by the white collar, slide onto the heater pipe When the quick connect engages the heater pipe bead, the collar will slide toward the front of the dash and lock into position
- Verify proper engagement of the quick connect by attempting to pull the outlet hose off of the heater pipe
5. Install the outlet heater hose assembly to the clamp.
6. Connect the negative battery cable.
7. Fill the cooling system. Refer to Draining and Filling Cooling System in Cooling System.