HEATER NOT WORKING

When The Engine Is Cold And I Start The Car, After A Minute Or So I Turn On The Heater While Idle And The Revs Go Up For About 3000 Rps?

Have No Heat In The Truck Unless You Put Cardboard In Front Of The Radiator Then You Get Some Heat. Have Replaced The Thermostat. Was...

My Heater Is No Longer Working On Just The Front Driver's Side. It Blows Cool Air Out Of All Vent Options. The Passenger Side And All...

The Last Mechanic That I Took My Van To Replace The A/c Compressor Because The System Was Only Blowing Heat. He Told Me I Was Going To Need...

The Car Provides Some Heat But It's Not Enough In Very Low/cold Temperatures. The Car Doesn't Overheat Or Have Any Coolant Leaks. I...

Replaced Thermastat, Flushed Heater Core, Checked Blend Door. Coolant Seemes To Be Not Circulating But Truck Is Not Runnig Hot. Ran The...

I Have Very Little Heat. The Fluid Is Fine, But No Heat?

Heater Problem 1997 Dodge Ram V8 Four Wheel Drive Automatic 171xxx Miles Hello, I Was Just Wondering If Anyone Had Any Suggestions On...

I Have A 1998 Dodge Ram 1500. The Heater Puts Out Very Little Heat. I Have Replaced The Thermostat, Flushed The Heater Core, Checked The...

Heater Blowing Cold Air, First Day Took Truck To Shop, Was Running Great. I Had Been Driving The Truck Without A Heater On And Heat Gauge...