2003 Lincoln Navigator "going car idles irratically" Questions

idle irratic when I start my pt the idle revs then the idle goes irratic then its ok then it will do it again. The rpm gauge goes from 800 to about 500 up and down. Sometimes at a cold start the idle ...

2004 Hyundai santa fe 2.7L engine. The engine rpms' are irratic. It will idle fine at 650 rpm, then without warning, It will go to 2200 rpm. If you kick the throttle (like a carb coming off high idle)

Engine RPM will raise after engine is warm. This Engine RPM will raise after engine is warm. This happens irratically. Normal warm idle is approx 600 but at times the idle will go up to 1500 after ...

...idles consistantly at almost 3,000rps. the idle air controll valve has been changed. what could this be? Hello and welcome to FixYa! If the IACV has been replaced then go for the MAF (mass air flow) ...

car idles irratically and exhaust sputters at idle, has plenty of power though off idle. Sounds like idle air control valve, however no codes are registering. Help!!!! Check intake tube for split &

...will go back down but shifts hard You'd probably have to take it in to get it diagnosed, but I'm going to guess that it's the electronic throttle body. The throttle body and throttle position ...

it has irratic idling and when you try to give it gas it wont go and is irratic Possible Mass Air Flow sensor

...light or stop sign. what is this...the ball joint, muffler, exhaust, what? ...I need advise before going to the dealership and always feeling like I'm getting ripped off. Sounds like maybe a loose ...

...up, but does this only once in a while wheather the engine is cold or warm. Check the passageway going to the idle air control (inside the throttle body) by removing the IAC and spraying carb ...

Hi, I,m having trouble with my 95 Saturn SL2. It has been running fine for years now for the last year it has been running rough onces it get up to oprating temp. It starts up alright but once the ...