97 bmw 740I blue smoke when engine is cold

Asked by mehrannejad Mar 11, 2015 at 04:29 PM about the 1997 BMW 7 Series 740i RWD

Question type: Maintenance & Repair

When engine gets warmer stops smoking

1 Answer

Blue smoke is oil. Now please know that I don't know very much about BMW's, on most cars I would say leaky valve guide seal(s) and oil is leaking in to combustion chamber, then burning off after a few minutes

Your Answer:

CarGurus Experts

  • #1
    lweems
    Reputation
    2,090
  • #2
    GuruCWCLH
    Reputation
    1,780
  • #3
    Vince Lee
    Reputation
    1,560
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Mercedes-Benz S-Class
15 Great Deals out of 227 listings starting at $8,977
Used BMW 5 Series
19 Great Deals out of 321 listings starting at $4,500
Used BMW 8 Series
3 Great Deals out of 68 listings starting at $65,880
Used Mercedes-Benz E-Class
30 Great Deals out of 496 listings starting at $5,700
Used BMW 3 Series
71 Great Deals out of 1,176 listings starting at $1,995
Used Audi A8
29 listings starting at $15,990
Used Land Rover Range Rover
22 Great Deals out of 298 listings starting at $11,977
Used Chevrolet Corvette
29 Great Deals out of 1,060 listings starting at $15,871

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.