no power

2002 SATURN STATION WAGON
130 MILES • 6 CYL • FWD • AUTOMATIC
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REVDJ
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  • 1 POST
02 saturn lw300 130k miles. idles smoothly, revs pretty well, once in gear has no power...bogs down when accelerated - hard to get up to speed, shifts rough, whistling noise almost impossible to get up hills
Mar 20, 2011 at 1:58 AM
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RASMATAZ
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  • 75,992 POSTS
Could be caused by one of the following below

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Crankshaft position sensor
Knock 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 it and keep testing.
Mar 20, 2011 at 1:59 AM