If the check engine light is on, have the computer scanned for trouble codes. Also, check to make sure the fuel pressure is within spec. Finally, check to make sure the catalytic converter isn't plugged.
Jan 18, 2011 at 9:29 PM
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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.