2003 Bmw 745 Times Doesnt Smoke Other You Press Gas Will Hear Slight Nok Engine

2003 BMW 745
120,000 MILES
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ANONYMOUS
  • MEMBER
  • 1 POST
some times it doesnt smoke and other times when you press the gas you will hear a slight nok in the engine and lots of white smoke comes out of the tail pipes
Nov 28, 2012 at 7:54 PM
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DOCHAGERTY
  • ✓Experienced Mechanic
  • 9,606 POSTS
It could be the crankcase vent valves require replacement
Dec 3, 2012 at 9:28 AM
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WRENCHTOSS
  • MEMBER
  • 16 POSTS
If it is not the crankcase vents it is the valve stem seals 2002-2006 year models are know for the seals failing prematurly..
May 21, 2013 at 10:52 AM
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