BMW blue smoke

Tiny
GARY COOPER
  • MEMBER
  • 2003 BMW 330CI
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 55,000 MILES
BMW 330, 55,000mi. What causes a blue cloud of smoke when I start it cold?
Wednesday, February 2nd, 2011 AT 1:02 AM

2 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Valve seals/stems/guides-
Was this
answer
helpful?
Yes
No
Wednesday, February 2nd, 2011 AT 1:25 AM
Tiny
DOCHAGERTY
  • MECHANIC
  • 9,603 POSTS
Or a bad cyclone separator.
Was this
answer
helpful?
Yes
No
Wednesday, February 2nd, 2011 AT 11:46 PM

Please login or register to post a reply.

Related Blue Smoke Content

Blue Smoke
GUIDE
Blue Smoke
When a car is producing blue smoke it means oil is getting into the combustion chamber for one reason or another and being burnt along with the normal gasoline. This creates...