Revving issue

286,000 MILES • 4 CYL • 2WD • AUTOMATIC
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DANN5989
  • MEMBER
  • 1 POST
why won't my truck speed up when i press the gas?
Mar 14, 2011 at 4:37 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Could be one of the following below -check and test:

Oxygen sensors.
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.
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.
Mar 14, 2011 at 4:39 PM
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