idling low after IAC replacement

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dodgeredneck

Junior Member
Joined
Jan 12, 2016
Posts
2
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0
Location
Colorado
Ram Year
1996
Engine
Magnum 5.9
My 96 Ram 1500 5.9L Magnum was stalling and dying out in cold weather after letting off the throttle for a stop. Eventually the light came on so I had the codes read and was told it was the IAC. Instead of just cleaning it I bought a new one and replaced it. After installing the new part and double checking everything was connected properly I started the truck. It took several tries to get it going and once it did I had to hold to hold my foot on the throttle to keep it running. After the engine warmed it would finally begin to idle at around 225-250. Before replacement, even with it stalling at stops, it would hold an idle at 750-800 if I let off the throttle slowly. I have been told to check vacuum lines, but not sure which ones I should check. Also, the fuel pump was replaced last summer.
 

jojo750

Senior Member
Joined
Nov 3, 2011
Posts
326
Reaction score
32
Location
south carolina
Ram Year
2019
Engine
v6
repost this in the 2nd gen section.
they would be able to help you alot fast probably.
this is the 4th gen area for rams 2009+..

hope you get it figured out.
 

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