High Idle speed

2003 CHEVROLET VENTURE
Avatar
RICKREITER
  • MEMBER
  • 1 POST
6 cyl Front Wheel Drive Automatic 165000 miles

My Van increases the idle speed (when its been in drive previously) when I put it in Park or Reverse
Apr 19, 2010 at 9:32 AM
Advertisement
Avatar
DAVE H
  • CAR REPAIR CONTRIBUTOR
  • 13,384 POSTS
start by checking for vacuum leaks
Apr 20, 2010 at 4:51 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
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.