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-   -   Dealer Blows my 4.8is engine! (https://xoutpost.com/bmw-sav-forums/x5-e53-forum/92229-dealer-blows-my-4-8is-engine.html)

PetrieJ 06-11-2013 03:49 PM

:cheer:

Ricky Bobby 06-11-2013 08:45 PM

Quote:

Originally Posted by JCL (Post 940781)
I don't understand the connection here. Why will more frequent oil changes avoid future valve stem seal issues?


Just from reading the boys in the 4.8is thread, there was someone who posted that the valve stem seal problem comes from the fact that BMW would recommend up to 15k miles before first oil change, and that first lengthy interval led to the smoking problem that let oil past the seals. I'll have to go into the "blue smoke at extended idle" thread to find it, I have M54 so I'm not familiar personally from those issues. Regardless, I do my oil/filter changes yearly or at around 7500 miles, whichever comes first (for me, its always yearly, I don't drive that many miles a year LOL). And if I had a brand new 4.8is engine coming my way you better believe I'd be doing that kind of interval, heck some members here change it every 5k, although I think that is overkill.

AquilaBMW 06-11-2013 10:28 PM

To OP - I read this entire thread in disbelief! I am glad that it seems resolution will be soon. Lord knows you waited long enough. Job has nothing on your level of patience. Good Luck with it.

X-cellent 06-27-2013 10:25 AM

and????????????

bcredliner 06-27-2013 11:20 AM

On a new engine I change oil and filter at 2,000mi. After that I change oil and filter every 5,000 miles. On racing engines, after every session. When I have opened up any of those engines they looked new, no crud anywhere. I looks at it like dis--I ain't drinkin' day ol' beer eder cus it gits skunky. It may make no difference in how long anything lasts but it sure makes me feel like I am doing my best to see that it does. It seems logical to me that the more the oil is contaminated the greater the potential for damage as the lubricity degrades, and, they are swiping oil on every stroke. dat bees a lot of hay in the barn. I have no idea how that could be proved either way.

AquilaBMW 06-27-2013 11:26 AM

Funny... I remember back in the day when my Dad used to tell me oil changes should be done every 3K miles or so.

bcredliner 06-27-2013 12:00 PM

I don't know how far back in the day that was but if it was before detergent oil or multi-weight oil, 5,000 miles or even less, especially a high performance street racing engine was not uncommon.

BigBlack48is 06-27-2013 12:18 PM

Off topic here guys!! any update from the dealer???

BigBlack48is 06-27-2013 12:18 PM

Off topic here guys!! any update from the dealer???

X-cellent 06-27-2013 01:54 PM

Quote:

Originally Posted by BigBlack48is (Post 943472)
Off topic here guys!! any update from the dealer???

exactly!!!!


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