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      03-06-2010, 01:52 PM   #10
X6M
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Drives: BMW X6M
Join Date: Feb 2010
Location: London, UK

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Quote:
Originally Posted by ivanri View Post
I have one question, after you chipped up your engine in my case 35d, and before service you disconnect your chip box, could guys from bmw service discover that you chipped you car if yes than i lose my warranty, BMW is covered by a limited warranty for defects in materials or workmanship for the first four years or 50000 miles.
If you chip the engine, you cannot disconnect anything and this is completely invisible to a dealer. Or you can buy an external box (less torque and power though) and disconnect it before you go to the dealer for the service.
Appreciate 0