Replaced the IAC now have a crank no start?

1989 CHEVROLET SILVERADO
200,000 MILES • 5.7L • 4WD • AUTOMATIC
Avatar
TREYB1
  • MEMBER
  • 1 POST
Replaced the IAC now have a crank no start?
Jul 11, 2026 at 10:43 AM
Advertisement
Avatar
STRAILER
  • ✓Experienced Mechanic
  • 55,051 POSTS
Does the engine start with the old valve, also can you open the throttle a little bit and get it to start? Why did you replace the valve in the first place? I need more info to help.
Jul 31, 2026 at 10:20 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.