1999 Chevrolet Lumina "not idle" Questions

will not idle above 4000 rpm, then idles irratically between 3500 rpm and 4000 rpm when accelerator is fully depressed It should not idle that fast anyhow. Normal idle is 750 RPM

...NOT STICKING.ALSO LOOK AT THE THROTTLE BODY GASKET.IF ITS LEAKING OR BROKEN IT WILL CAUSE HIGH IDLE SPEED.IF ALL LOOKS GOOD.SCAN IT.CHECK FOR IDLE SPEED CONTROL FAULT.IF IDLE SPEED CONTROL GO BAD IT ...

...position sensor or theidle air control valve. How can it be fixed? if the idle is too high it could be the TPS if the idle comes back down on it's own, if not it will be the idle air ...

...not idle do when warmed up You can either try cleaning the idle air control valve or you can replace it.Afterwards you will need to reset the computer by disconnecting the ground cable on the battery ...

...not solve please any help check and clean idle air control. clean where it mounts to engine and also the valve. do not put in any solvent, only clean tip of valve. an old tooth brush works fine for ...

...the motor slowed down and die. Again, not sure if this is related to the idle problem. Thanks, Jason chevy has a really bad track record with ECU computer unit. may need reprograming or ...

not sure of the Location it will help you identify the Idle Stop Solenoid on your Vehicle. I hope this has Helped you and gets you running like it Should. Please let me Know how my Solution helped you

...ground 0.v 2nd wire should have a 5v reference and third wire is what is known as signal return it should read at idle around .5v to 1.v if it is not in this range then it will cause the same ...

...idles rough after u let off the accerator? try not tobecome a parts replacer-buy a haynes manual instead--I believe the throttle body is filthy or an idle air valve is-there r solvents to clean ...

...idle. I believe its also the culprit of why when Im not on the gas the car continues to accelerate. check the idle air control ( IAC ). it maybe sticking or it is bad. you can clean them out they get ...