...since. Buy GM cleaner P/N 1052626 or GM X 66A or equivalent. Locate the Idle Air Control Valve (IAC). On the front of the throttle body you'll see a shot-glass-sized metal cylinder with a black 3 ...
...is Gone as ECM/PCM/PTCM Operate off of only a 5 Volt Sygnal, and There Should Be NO ADJUSTMENTS on IAC Valve, Be SURE OF Proper SEALING of it
2002 aurora Will not idle, cuts off frequently, check engine light illuminated sounds like iac vavle auto part store can tell you what the code is
...the loss of power now? Hi, not sure what car or engine you have but I would agree with both. If the IAC is popping, it probably isn't working right or the passage is clogged. If your exhaust was ...
...has a high idle of 1100 RPMs. This PCM operates just like the one that was taken off. When the IAC was replaced, RPM jumped to 2500 RPMs and wouldn't come down. Put back on the IAC that was on ...
...if the plugs and plug wires are old, change them. that's a good start, from there if you need an IAC or TPS, local junk yards are full of them (they use Caddy components too) so you can save a lot ...
...it's own? I suspect I should start by cleaning my idle air control valve? not sure though? HI, The IAC is good start, but I'd check for loose/broken vacuum lines/hose to see if you have an air leak. ...
...look "old". Both those answers are good. I would check vacuum lines and clean the throttle body and IAC first. Also check the flow from the injector/s. You can look at it and see the flow. Has to be ...
what causes engine to idle at 4000 rpm a serious vacuum leak or iac,or some other sensor, hook up a scanner, do not replace parts before you know what is wrong
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