1995 BMW 318 cant find fault

1995 BMW 318
192,000 MILES • 4 CYL • 2WD • MANUAL
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MICHAELIAN
  • MEMBER
  • 1 POST
the engine whistles - if u slack off the oil filler cap it stops whsitling - why - doing my head in...
Apr 10, 2009 at 9:08 AM
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DOCHAGERTY
  • ✓Experienced Mechanic
  • 9,606 POSTS
The tank vent valve has failed and will require replacement. I dont have the part # handy but I will repost it on Monday when I get home to my own computer.
Apr 10, 2009 at 3:09 PM
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