Questions & Answers for: Chevrolet idle rpm

...down engine continues to surge then , at idle will continue to surge form idle rpm to around 1200 rpm Sounds like a possible vaccume hose leak? adjust or replace i.a.c.valve (idle air control

rpm slow to return to idle TRuck runs fine, but when shifting manual gears, the rpm stays the same for several seconds even after the trhottle is lifted. it eventually returns to idle for example take

...rpm`s in drive. I changed the Idle Air Control and it didn`t seem to help. When you crank it after it is good and warm, it starts idling about 400 rpm`s but after about 45 sec. it goes back up to ...

...the rpm specification on idle and park, reverse and on drive warm idle about 750 rpm. no difference in park or idle if its warm. cold idle will be closer to 1000 rpm till sensor detects temp

...750 RPM. Seems to run Ok otherwise. Power is a bit weak. EGR valve?? Check you ivs or you Idle control modual clean ur throttle body theres how to videos on you tube and cleaners about 8$ at ...

idle rpm too low how do i adjust rpm to read 6,000 rpm at idle on my 2007 chevy trailblazer ? it''s at 5100 rpm now at idle.. are you reading your rpms right....5-6000 rpms should equal 70- 85 ...

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

rpm idle setting what is the rpm setting at idle.5.7 engine my 98 chevy 1500 with 5.7 and 373 gears idles at 600 rpm, and at 55mph its running 1500 rpm on the dot

idle down runs at 2500 rpm then drops to 1000 rpm then back up to 2500 rpm and back and forth. Changed out the mas air flow sensor but no change. What do I do to fix this problem? Thanks in advance. I

...idle @ 1800 rpm: replaced all sensors, some twice. Problem occurred suddenly in that I was attempting to adjust the idle when the engine went erratic to 2000 rpm in park and remained there regardless ...