1994 GMC Van smoke comes out of tail pipe

1994 GMC VAN
18,700 MILES • 6 CYL • 2WD • AUTOMATIC
Avatar
GLORIAEVANS
  • MEMBER
  • 1 POST
what repairs are needed to fix a smoking exaust---white smoke?
Sep 1, 2010 at 10:06 PM
Advertisement
Avatar
MHPAUTOS
  • ASE Certified Mechanic
  • 31,937 POSTS
  • ASE Certified Mechanic
Hi there,

White smoke is a sign of coolant being burnt, i would first do a head check as this is a simple chemical test to see if there is Co in the cooling system, if so the problem will be a head gasket, start here.

mark (mhpautos)
Sep 2, 2010 at 1:30 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.