no power

2002 SATURN STATION WAGON
130 MILES • 6 CYL • FWD • AUTOMATIC
Avatar
REVDJ
  • MEMBER
  • 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 19, 2011 at 6:58 PM
Advertisement
Avatar
RASMATAZ
  • ✓Experienced Mechanic
  • 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 19, 2011 at 6:59 PM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.