Quote Originally Posted by Bobjones View Post
Under light acceleration or load, you can get detonation as there may not be sufficient fuel or fuel of sufficent octane to reduce knock, but to be audible the damage is already done. I did some tests on my car last night and its not engine as far as I can tell as it does not happen in N or P. I cannot locate the exact issue but I think it is closer to being gearbox related. I am running Ultimate, and have let service now as it goes in Monday for its first check. I will not be accepting bullshit excuses...
Please let me know what they said and whether they solve your problem. Thanks!!!