i need help bringing my idle down

1998 CHEVROLET TAHOE
204,000 MILES
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TAHOEUGA
  • MEMBER
  • 1 POST
i have a 98 tahoe it idles between 1100-2000 ive replaced the tps and idler controller even when i brake the rpms dont come down i think its a vacuum leak but im not sure where to look any ideas?
Feb 12, 2012 at 4:04 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check all vacuum lines, TB area and intake manifold
Feb 12, 2012 at 4:08 PM
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