Quote:
Originally Posted by Quisp
Yes, if that is what caused the problem. However if a car has a tune and for an example say the HPFP goes, that is a dicey area since the fuel pump is failing in cars that are completely stock and BMW extended the warranty because they are aware that is a problem. So even with a tune that HPFP should still be covered by the warranty.
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You can argue this both ways. Since the latest software update prevents or at the very least slows HPFP failures, the dealer can easily argue that the tune was the cause of the failure. You'd probably need a trip to court to sort this out.