2001 Pontiac Grand Car Idles While Driving Road Rpm Moves Slowly Idling Park

2001 PONTIAC GRAND AM
157,000 MILES
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ANONYMOUS
my car idles while driving up road the rpm moves slowly up while idling but while in park it just idles sometime I just change the a.c. compressor so could it be the idle on the belt routing be bad ? its a 2002 Grand am Gt
Mar 3, 2013 at 4:04 PM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
scan for codes and check fuelpressure first. clean throttle plate on both sides with choke cleaner and iac hole
Mar 3, 2013 at 4:48 PM
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