The dealer said that the amp (actually the "amp"" in the rear is the radio too, the dash is just a dislpay) was dead and a new one has been ordered. Hopefully they are correct and the problem will be solved.

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"I hate to advocate drugs, alcohol, violence, or insanity to anyone, but they've always worked for me."

2001 M5
Titanium Silver / Black

2001 X5 4.4i
Titanium Silver / Black

2003 GMC Yukon Denali
Dark Grey / Tan