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rnjcon ... 2/8/2013
2002 BMW 325i Base 6 Cyl 2.5L - Engine
my valve cover has to much vacume. When I take the oil filler cap off I have to pull hard to get it off.
1 Answer
  • Jimm
    Jimm 2/9/2013
    The valve cover has only slight vacuum - with the engine running. Hopefully, you are not trying to remove the oil filler cap while the engine is operating. If yes, then turn the engine off - then remove the oil filler cap.

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