1999 Oldsmobile Intrigue "quot idles rough runs fine" Questions

..."jumps" but engine does not stop. When engine is cold, it idles/runs fine. When warmed up fully, it idles/runs fine. What causes this problem. crankcase sensor, located behind starter on ...

idles rough, has trouble accelerating and backfires when you accelerate (which I describe as more of a popping). The mass airflow sensor was replaced last year when it did almost the same thing but we

...rough when I started it up and shortly after that the engine light came on. I also heard some "knocking/pinging" when driving at about 25 mph. Was told it could be ingnition coil pack? Any ...

...rough and die.  Inspect all engine and accessory vacuum lines to look for missing, torn or dilapidated lines and replace as needed. To check the IAC motor remove the unit, with the ...

...idles rough and smells of stale fuel or excess fuel. starting is only most reliable when it has sat for a bit. otherwise , when it runs rough, i have to increase rpm for it to run smooth. highway ...

rough but when it's going through it's sputtering "phase" the idle will dip extremely low (250-350rpm) but then after sputter for a while the car resolves the issue itself and brings

...idles rough under 1,100 rpm. Otherwise runs fine while driving. At 100,000 miles the idle became noticeably rougher. No performance or gas mileage was lost. The idle steadily became worse over the ...

...idles rough and every time I step on the gas pedal it stalls - I don't hear the fuel pump prime itself when I turn the keys to the "on" position - I think it needs a gas pump - my ...

idles, but it seems to run just fine when it is actually being driven. It also makes a type of grinding sound when it is being turned sometimes, which I assume is probably also to do with the steering

...rough on acceleration. mixed new gas with old gas (2:1, approx.) and added berryman b-12 to the mix. ran for another 20 min. then heater hose fitting broke. "check engine soon" came on and ...