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Originally Posted by AV8R4AA
My question is why does this engine wear out timing chain guides so fast?
Granted, it's now 13 years after it was built. But I have only 61K miles.
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My question is why does these guides fail or begin to fail very early in life?
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Maybe your newly acquired X5.....was towing constantly and at short distances.
Normal oil temp was not attained and was pushing stress to the motor....hence failure on the guides.
.......just my opinion.