1997 Plymouth Neon ROUGH IDLE

1997 PLYMOUTH NEON
176,000 MILES • 4 CYL • FWD • AUTOMATIC
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PFSDUDE67
  • MEMBER
  • 1 POST
MY ENGINE RUNS ROUGH AT IDLE BUT SEEMS TO RUN SMOOTH UNDER POWER. WHAT COULD BE THE CAUSE?
Feb 27, 2009 at 10:50 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Inspect and test the idle air control motor, also the PCV and EGR valves
Feb 27, 2009 at 6:07 PM
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