The issue/problem was that the nitro engine temperature would not warm up to running temperature. I work with an ex mechanic from land rover who said it would be thermostat stuck open causing the engine to stay cool, not restricting the coolant flow when needed. While doing other work on my 2007 4WD 3.7L, the dealership told me my prop shaft U-joint was shot. They also told me that replacement U-joints aren't sold separately, and would have to purchase and replace the whole prop shaft. Searching the forums and Google I can't seem to find info on just. :Na_Na_Na_Na: I found out why the fan button flashes!! If push you the button, it sets the flaps to recir air. We use it for A/C air. If the vent dial is past half way so air comes out the upper vent, feet, and only defrost, the fan button will flash!! Move the vent dial to half way left and it. Hi Folks, I am new to this forum. belong to a ram forum for years. been a mopar man for decades. wont settle for less !! My wifes 2011 nitro is leaking from the roof somehow. There are water marks on the left side of the headliner where the rear seats are and water came in by the rear view. Nitro - Black - 2.8L CRD - SXT - 5 Speed Auto - 20 Rims - Infinity Sound System - Euro Halo Headlights Reply Like Scar0 29,175 posts · Joined 2007 So since I have owned my Nitro it has NEVER had cold air. Evact and test my AC compressor holds pressure find. recharged with new frion and in my shop on maybe a 80 degree night the air wont blow colder then 58 degress. Now were having a heat wave in NC and my AC is useless. Anyone else? 2007 Nitro Brake Lights Out Jump to Latest 30K views 13 replies 8 participants last post by BlueJet Apr 15, 2013 L Hey Guys, Recently i got to see 'check tpm system ' whenever i start up the car, i can still see the car tire pressure. is it time to change the sensors or is it something else? appreciated! 2008 Nitro SXT Save Share Reply Quote Like Sort by Oldest first Oldest first Newest first Most reactions Scar0 29,175 posts · Joined 2007 2 ·Sep 6, 2014 Is it the airbag light, or the airbag off light? Any idea when it happens? Bumps in the road, turns, etc.? 07Lifted,4X4,6sp-man,3.7LIn this insane world, it's the sane man who appears crazy! The Nitro appears to have a higher beltline, like a Chrysler 300, for the chopped look. I have not taken a tape measure to the Liberty to find out if there is actually a difference in the window sill height, but certainly the visual effect is there. Has anybody comfirmed if the Liberty actually does have different doors than the Nitro?.