K KimmyTone New member Dec 2, 2009 #1 The a/c works great, but when i switch to heat, it continues to blow cold. The thermostat has been changed & the truck is not overheating. What could be the problem?
The a/c works great, but when i switch to heat, it continues to blow cold. The thermostat has been changed & the truck is not overheating. What could be the problem?