2003 Buick Regal

Tiny
TIMBRIDGEMAN
  • MEMBER
  • 2003 BUICK REGAL
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 174,512 MILES
WHEN PULLING OFF THE CAR SLOW TO PICK UP SPEED
IF I PUSH DOWN HARDER ON THE EXSERATOR IT START TO JURK
WHAT COULD BE CAUSING THIS PREFROMENCE
Friday, June 11th, 2010 AT 3:07 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 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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Friday, June 11th, 2010 AT 6:33 PM

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