2 - 18 In Battery Leads, Red & Black

[Music] hey guys welcome back to our repair guys at Davy you about something that you guys ask so many questions about when you do battery replacement of you disconnect your battery people always ask us which terminal do you remove force positive or negative and we're the ones that always forget that stuff - until we warn in the hard way so stay with us out show you what happen when we did the wrong thing okay all right now are you guys so what you need to do you guys when you remove battery when you disconnected the first thing that you should do is disconnect the negative cable negative terminal first and this is because the negative is connected to the chassis to the body of your car if you remove the positive first okay and for some reason you touch the positive - metal thing on the car there is a high high probability that you burn the computer or at least a fuse but even the compu