zana

good afternoon,I have bmw 525i automatic transmmision 1991 japan,sometimes when i depress brake pedal ,there is a sound with vibration under my foot,this is when i come down from the inclined off road. please some help thanks

good after noon I have bmw 525i automatic transmission 1991 japan,some times when i start engine there is a sound like elictrical short or some thing like that with smoke!so I turn it off and start again ,I see nothing !! I dont know whats going on?please i need help. thanks