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1991 Jeep Laredo

Tiny
713 MAMI
  • MEMBER
  • 1991 JEEP GRAND CHEROKEE LAREDO
Engine Performance problem
1991 Jeep Laredo 6 cyl Two Wheel Drive Automatic

When I use my car in the morning I'm driving and when I get to 15 to 25 mph its not letting me pick up speed then I let off the gas then go again then I'm fine what can it be
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Friday, June 25th, 2010 AT 9:40 PM

1 Reply

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

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Crankshaft 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 25th, 2010 AT 11:59 PM

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