If you buy your truck when it's hotThanks, after reading a few other posts, it issue isn't visible in all trucks just some.
If this is the case it can easily be tested during a test drive.
If you buy your truck when it's hotThanks, after reading a few other posts, it issue isn't visible in all trucks just some.
If this is the case it can easily be tested during a test drive.
It was probably a bad heater control valve in your Crown Vic. This deal of having blend doors is new. Used to be one door, let in fresh air or not. We have no heater control valves in these trucks. So we are slaves to the absolute Precision of our blend doors operation. I wonder if the Clasic Rams still have heater control valves?Genius repair!
I had a Crown Vic with the opposite problem, the blend door closed and never re-opened. Made for a miserable winter freezing my *** off with fogged windows
So true. Thank you everyone for the info in this thread. If I keep my 1500 into the hot summer I will likely make this mod. Thanks All!If you buy your truck when it's hot
Actually did have a blend door, it was a 2003 LX with climate control. I found out a few years later it wasn't uncommon for it stick open or closed, funky actuator or something like that.It was probably a bad heater control valve in your Crown Vic. This deal of having blend doors is new. Used to be one door, let in fresh air or not. We have no heater control valves in these trucks. So we are slaves to the absolute Precision of our blend doors operation. I wonder if the Clasic Rams still have heater control valves?
I see. I've seen some guys post up some interesting ideas here, but with a separate controls. For me, these trucks have such a large cabin, and with the black interior, I can just use my fan speed to control the cabin temp. If that makes sense. My family usually complains about being too cold in my truck.Actually did have a blend door, it was a 2003 LX with climate control. I found out a few years later it wasn't uncommon for it stick open or closed, funky actuator or something like that.
Would it be possible to retro fit a heater control valve from last gen and have it "communicate"?
Not a problem here in FL.If you buy your truck when it's hot
I used below clamps, very similar to OEM and a foot of 5/8 heater hose from advanced auto. Once I painted the valve black I think I'm the only one that knows it's there.Does anyone have the part number for the OEM hose and clamps for the hack? I got my valve from amazon but I want to make
It look as close to stock.
Correct, hose is I. D. measurement and clamp is O. D. measurement. I used the 7/8 clamps in above link and 5/8 heater hose from advanced auto(they sell by the foot)So 5/8 hose and 7/8 clamps?
.I see. I've seen some guys post up some interesting ideas here, but with a separate controls. For me, these trucks have such a large cabin, and with the black interior, I can just use my fan speed to control the cabin temp. If that makes sense. My family usually complains about being too cold in my truck.
Has there been a consensus on whether the clamp works better or if adding a ball-valve is the better way to go? Thanks in advance.
THIS seems like the way to go. Best of both worlds.I bought my truck in late December 2019, and had come across this thread and did my research back then on the in case I needed to do this come spring. Here is what I was going to add if needed on my truck, but my a/c is more than fine. I figured I would run a push-button momentary switch to control in cab. My thinking is I wouldn't need to pop the hood in the event I had it closed and the weather called for heat, just push the button and instant heat. You can pick up 5/8" heater hose at any parts store. Can use the fuse tap in F66 inside the cab for power.
1/2" 12V DC Stainless Electric Solenoid Valve
This 1/2" inch stainless steel 12 volt solenoid valve requires 0 pressure to operate and can handle up to 115 PSI. It can handle high temperatures up to 265°F and harsh fluids like diesel fuel. This valve will work with a 12 volt power supply like a typical car battery.www.electricsolenoidvalves.comJoywayus Stainless Steel Barb Fitting 5/8" ID Hose Barb x 1/2" Male NPT Adapter Water Fuel Air: Amazon.com: Garden & Outdoor
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