1993 Buick Regal idle high

1993 BUICK REGAL
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ROTTENRNB
  • MEMBER
  • 1 POST
Engine Performance problem
1993 Buick Regal 6 cyl Automatic

changed the tps sensor thats when it started idling hneed help cant figure it outigher then changed the iac valve still high idle 45rpm
Jan 28, 2009 at 9:12 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Could be vacuum leak that's causing it
Jan 28, 2009 at 9:27 AM
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