1991 Chevy Corsica

Avatar
BJB66C
  • MEMBER
  • 1 POST
1991 Chevy Corsica

What is causing oil to accumulate on the bottom of the
air filter housing? What does that indicate?
Jun 24, 2009 at 5:51 AM
Advertisement
Avatar
JDL
  • ✓Experienced Mechanic
  • 16,098 POSTS
Hello, does the oil look like tranny fluid? I've seen leaking vacuum modulator, where applicable, cause this problem. I haven't looked at your vacuum diagram. Just a thought.
Jun 24, 2009 at 6:25 AM
Add a reply
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.

Frequently Asked Problems for This Vehicle