1989 Ford F-150 Repair Question
Topics covered: Heater, Heater hose, Engine.
Mileage: No information provided.
Mileage: No information provided.
Asked on December 9, 2007
1989 Ford F150 heater core hoses
Hi
I want to install a tank heater on my f150, it has a 300 straight six cylindar for a engine. I need to know which heater hose is the return hose in it.
Thank You
Asked by mike1montAnswer
Replied on December 9, 2007
Disconnect both heater hoses from the heater core start it up and observe the hose that has pressure on it.
