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      05-08-2009, 09:43 AM   #14
ianthegreat
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Drives: n54
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Quote:
Originally Posted by markinva View Post
yeah, these stories are scary. Shows what can happen. Again, I'm not saying 15k is the only proper interval. I'm not saying that 7.5k is too often. If you want to do it more often because you don't want to risk anything, great- I totally understand that.
Every 5k miles on the dot. No sludge = happy 100k plus engine.