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Old 01-28-2013, 05:37 AM
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diggyd357 diggyd357 is offline
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Location: Louisiana
 
Join Date: Sep 2012
Posts: 560
Mein Auto: 97 528I
Quote:
Originally Posted by ztitans1 View Post
When my VCG was leaking around the plugs oil would get on the plug itself and foul it out causing performance problems. I replaced the VCG and all the seals for the spark plugs and put new plugs and my 528 performed much better after that.
Definitely has crossed my mind.... I definitely have a leaky vcg and a couple deteriorated plug boots so this is a possibility. I plan on doing the vcg when I do vanos seals so I guess we'll never know what the actual cause was , but as long as it's fixed I'll be happy ! I appreciate the input
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