1991 Chevrolet Cavalier "rpm" Questions

I am working on a 2002 Cavalier. It runs fine without the AC on, but when the AC is on the rpm's go crazy. Normal idle for this car is about 700 rpm's, but when the AC is on the rpm's will randomly ...

...4 cylinder Engine Surge Car has been at the dealer all week. Engine used to idle just fine at 500 rpm. Now it sits there and goes up and down between 400 and 600 rpm. Dealer has replaced the

1995 cavalier z24 running rough when the engine starts it revs to 4000 rpm,but when it idles down it s missing bad check all your plugs and wires also check vacuum lines that is a high jump in rpm

...idle of the engine. need a tune up? in park the engine is not loaded down, just idling at a low rpm=rough in drive with brake on you have put some load on motor also at low rpm=rough in drive on ...

Engine surges at rpm over 1500 My daughters 1996 chevy cavalier's engine is surging at rpms over 1500, give or take. Runs fine from idle to 1500, then surges at rpm's over that. She told me it was ...

2002 cavalier 2.2 cuts out at 4000 rpm Its my moms car...she was driving when the timing chain broke. When my brothers loaded it on a trailer they ripped off the exhaust which destroyed the downstream

...you have a scanner that can read sensor data, you can crank the engine over and see if there is an "RPM" reading. If there is an RPM reading, then the crank sensor is good...Throw the module away. If ...

Fuel pump was replaced. Now the car has bad acceleration (RPM goes up but shifting is slow to respond), loud engine noise, fuel gauge is inaccurate, and fuel MPG has decreased. It idles at a low RPM b

...only had a 2.2 and a 3.1 L motor VIN (T) according to my manual be that as it may Horsepower @ RPM was 140 @ 4800 Torque @ RPM was 180 @ 4800 ...

...computer. I thought it might be a crank sensor but the computer really has me stumped. 12 means no rpm signal so check the ignition module since that sends the signal of the ...