Heater Hose: Service and Repair

Remove or Disconnect

1. Drain the engine cooling system.
2. Heater core inlet hose by releasing hose clamps at bulkhead and at the engine coolant pipe.
3. Heater core outlet hose by releasing hose clamps at bulkhead and at the intake manifold.

Install or Connect

1. Heater core outlet hose to bulkhead and intake manifold; secure with hose clamps.
2. Heater core inlet hose to bulkhead and engine coolant pipe; secure with hose clamps.
3. Refill the engine cooling system.