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Help no heat at highway speed!
I have lots of heat until I hit the highway... once I get at highway speeds it drops to cold air. Some are saying its the 3 way coolant valve? Tried to find a video for repair but only on older trucks....- Regai Buffett
- Post #8
- Forum: Interior
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Help no heat at highway speed!
Sorry if i posted this in the wrong location.- Regai Buffett
- Post #4
- Forum: Interior
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Help no heat at highway speed!
How would it lose coolant? Im not seeing any white smoke or leakage underneath or on the driveway..- Regai Buffett
- Post #3
- Forum: Interior
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Help no heat at highway speed!
Good morning, I am new to the forum but so glad that I found it. I have a 2016 1500 big horn ecodiesel that decided to not pump out warm air this morning once I hit the highway. Returned to normal at lower speeds and at red light. I thought it was a one time thing so I went back on highway to...- Regai Buffett
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- Replies: 13
- Forum: Interior
