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1996 Pontiac Grand Am no acceleration

Tiny
BDUB16
  • MEMBER
  • 1996 PONTIAC GRAND AM
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 190,000 MILES
When I stop and I go to start again my car has trouble accelerating. It feels like something is clogged it only does this once my car warms up a little. Once I get up to about 40mph it is better but not much. I don't know what it could be.
Saturday, March 6th, 2010 AT 2:13 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Hestitating, lack of acceleration, chugging, bogging etc. Could be caused by one of the following below.

Inspect and test all the following listed below and get back with some results

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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Saturday, March 6th, 2010 AT 5:07 PM

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