2000 Chevrolet Astro "car rpms fluctuate driving" Questions

...rpms. It acts like the accelerator was being pedaled even when it's held still. Under load it works fine, although the surging is somewhat noticeable when cruising at highway speeds ... almost like ...

rpms fluctuate 300 to 400 rpms when driving 2000 Dakota 4x4 with 4.7. When driving a constant speed on the interstate, the rpms fluctuate 300 to 400 rpms . The transmission shifts out of overdrive ...

RPMs fluctuate, sometimes stalls at stops, wierd shifting My 2002 trailblazer seems to have trouble when shifting gears while driving. Also, the truck sometimes stalls while idling at stops, either ...

rpms fluctuate while driving between 1100 and 1700 rpms in fourth gear the rpms rise and fall without the pedal moving. ive replaced the throtle control sensor, transmision has been rebuilt, oil ...

car, 1000 to 1500 rpms When pulling a hill the accelerator tends to bog down so you must let off the peddle The car idles well when in park. Any thoughts on this Civics new behavior? What was it doing

...rpms to flutuate while driving and be high when in park? Just stared the other day. The RPMs fluctuated so much that when in park it died. Now when in park it Idles very high and when it drives it ...

...driving and between 1000 and 2000 RPM, there are times where it feels like the transmission is skipping - the RPMs will go up and down. Vehicle has about 115K miles and spark plugs were changed about ...

...rpms but with alot of shaking ruff idle when at stop light I put car in neutral because of the horrible shaking. Before changing sensors I changed alternator. 1/1/2022- Did full tune-up spark plugs, ...

engin rpms fluctuate on my 1998 gmc jimmy Look for a vacuum leak. Check all vacuum lines for damage or disconnected hoses and t fittings. Could be a plugged pcv valve. is it at idle? or whilst driving

rpms fluctuate while driving but not all the time have it scanned i bet it is your cam/crank position sensor