Econoline E550 V8-7.3L DSL Turbo VIN F (2002)
Heater Hose: Service and Repair
Heater Hose
REMOVAL
1. Drain the cooling system.
2. Disconnect the quick disconnect heater hose couplings at the heater core.
3. Remove the engine cover.
4. Disconnect the supply heater water hose at the engine.
5. Disconnect the return heater water hose at the engine.
6. Disconnect the quick disconnect heater hose couplings from the heater water hoses.
NOTE: This step must be performed if the vehicle is equipped with an auxiliary A/C-heater system.
7. Remove the heater water hoses.