power surging The car starts in morning (cold start). RPM's are normal but to be runnig 5 to 6 hours the car starts surging then the RPM's are 3-4 times higher. Try cleaning the idle speed control ...
Erratic RPM-Moves BUT slow-Wants to die Replaced both O2 sensors and Catalyic Converter-Drives just fine for 5 miles or so,the it sits (overnight this time),then start up in morning,RPM is varying ...
1998 Pontiac Grand Am GT 3.1 V-6 Engine RPM Surge Rpm surge, with steady gas pedal pressure, of about 200-300 RPM ,most often while cruising at 70 Mph on level road. Surging will occur continuously ...
97 2.4 what would cause the engine to surge it goes up and down when you stop you can run it hard it does good untill you let off the fuel or go to stop vacuum leak. replace rubber vacuum lines
My 1994 Grand am is stalling out at stop lights and in parking lots or stop signs, it surges while idling also. Hello there: you may want to take it to autozone and have them do a free diagnostics on ...
94 pontiac grand am stalls at stop lights/signs engine surges when it wants...if you get up to highway speeds the next time you stop the engine will almost guaranteed cut off. Try checking for vavuum ...
...the throttle body. Carbon will gum up on the blade and the vaccume passages, which will cause a surge and
2001 3400 engine idle hunting My 2001 grand am with the 3.4 engine surges up to 1200 rpm in park and immediately follows surging by stalling down to 200 rpm and then surging again and then down to 200
...a plugged fuel filter. 1970 GTO, Car bogs when you first give it gas. And while cruising it has a
Car stars up fine when I stop at a red light engine surges up and down I have to rev up engine to keep from cutting off You may need to install crankshaft position sensor and a camshaft position ...
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