FORD F-350 HEATER

Heater Problem 1989 Ford F350 V8 Four Wheel Drive Automatic What Happens When A 30% Ethylene Glycol/water Mix Freezes? Specifically...

I Hear Trickling Water Sounds Coming From Passenger Side Floorboard, Glovebox Area When I Start My Truck & Sometimes When Driving, I Do...

After Truck Warms Up Inside, Under The Dash Area Gets Way Too Warm, Causing The Headlights To Go Off And On, Maybe From The Light Switch...

The Truck Listed Above Has A6.7 Power Stroke. The Heater Is Not Working While Idling, Only Works When Rpms Go Up. The Thermostat Is Good...

I Don't Get Heat To The Cab. I Don't Show A Coolant Leak. No Milky White In My Oil.