1998 Cadillac Catera "decoder codes" Questions

1998 Cadillac Catera - Battery Light stays on, but auto starts and runs ok Light will go out after driving about 5 minutes, but stays on the next time the Catera is started up, with the same condition

codes here at FixYa. If you contact your local Mercedes-Benz dealer they will give you the 5 digit code. (You must have your registration and know the complete serial number of the radio) Kelly Do you

I need a code to decode the alpha radio from vw I need a code to decode the alpha radio from my golf 4, 2003. could you help me ? thanks Sorry...this code will only be available from your Main Dealer ...