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2001 Buick Regal

Tiny
MIKEG2
  • MEMBER
  • 2001 BUICK REGAL
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 85,000 MILES
The car pulls and kind of jerks when you try to accelerate. Then when the car shifts finally to the next gear the car will sometimes shift back down because there is not enough gas or something getting to the injectors. Could it be wires, PVC, Fuel pump, Fuel filter etc.
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Thursday, June 3rd, 2010 AT 10:14 AM

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 4th, 2010 AT 2:28 AM

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