Questions & Answers for: cause rpms idol

rpms Check your manifold vacuum. The 4.3L are notorious for loosing manifold vacuum and leaking just beneath the AC unit. Use a vacuum gauge to see how much vacuum you have at the manifold. Low vacuum

...rpms drop below 1000, but runs fine at normal speed. I have heard egr valve, throtle control sensor, idol speed control. Ideas? All are possibilities but EGR valve makes the most sense. It's famous ...

...rpms hit around 3000. just changed the fuel filter... any ideas on what this could be?? check engine light isnt on. could IAC or TPS cause this problem? TPS very possible but a bad sensor would throw ...

...cause higher idol (rpms). Very simple process. Buy throttle body cleaner for $6, remove your air intake hose from the intake. open your throttle and you're see the butterfly open and close. Spray the ...

...idol unless its above 2,000 rpms as soon as it drops below 2,000 rpms it goes straight to 950 to 1000 and starts to shut down but if i rev the engine with the throttle its sputters a lil then comes ...

...rpms i know its either a vacuum problem or the floats are not set right cause the carbs are sync and balanced had that done at the local suzuki shop. im going to try to set the floats but i need to ...

...rpms.. but it just sounds and feels to high.. i've cleaned the throttle body and everything.. what piece do i turn or adjust to lower the idol speed? The car came with a cable so look to the area ...

...cause false signals to the PCM.I would take it to a local mechanic and have him test your rpms at idle that will give you a rough idea where running at.That way you can find out what the recommended ...

car idols high at about 1000 rpms then bogs down and dies Any air leak between the MAF and throttle body can cause this, as can improper fuel pressure or volume.

...rpms When it is I park it idols and and between 1k and 2k rpm it sputters when in park You may have a bad catalytic converter. They start coming apart and plug your exhaust. They cause all kinds of ...