Start with a tune up if that has not been done as yet, a scan for any unresolved fault codes and have the engine checked for vacuum leaks, start here.
mark (mhpautos)
Aug 2, 2010 at 9:54 PM
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.