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1999 Chevy Cavalier Acceleration Hesitation

Tiny
DRWSTR102200
  • MEMBER
  • 1999 CHEVROLET CAVALIER
  • 4 CYL
  • FWD
  • AUTOMATIC
  • 90,000 MILES
My Cavalier is hesitating when accelerating out of idle and when in drive trying to acclerate up to speed. Im thinking its a misfiring problem with the injectors but trying to narrow it down more. Any response would be highly appreciated. Thanks.
Wednesday, June 23rd, 2010 AT 10:48 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Inspect and test all the following listed below:

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking, fuel filter or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note:If it doesn't apply disregard.
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Wednesday, June 23rd, 2010 AT 11:07 PM

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