Feb 26, 2018 - Multi Code Calculator Second Edition Becker models with code in I2C EEPROM. Blaupunkt on 25c160: New models of VW Gamma, Beta; Audi.
![Calculator Calculator](http://i300.photobucket.com/albums/nn35/jonesy118_rover/dump2.jpg)
To locate your Grundig serial number remove the radio from the dashboard. You will need either a Phillips head or flathead screwdriver to do this. The serial is located on the radio label on the top or side of the radio, in some cases it will be engraved into the radios casing. There are online guides and video tutorials on that can help with the removal of the radio.
Grundig radio codes are available between 8am and 9pm Mon – Sun. Orders after this time will be delivered first thing the following morning.
Make a note of the three numbers in the position where 754 (Underlined Above) is. The radio also has a serial number printed on a label and engraved into the chassis of the radio. HINT: The serial number may look like this: BP77 You will notice that the three numbers from the model are also found just in front of the letter ( Y ) in the middle of the serial number Please Note: This letter may be different on each radio. Now having all 10 digits , Enter them into the calculator Once you are happy with the code entered, Press the 'Calculate Code' button.
The calculator will respond by displaying the Factory Programmed Code for this unit. For Vauxhall/OPEL Model SC202 ( C ); Model number 7 641 850 620 With a serial number of GM12 engraved into the Chassis of the radio on the right hand side.
Enter the numbers into the calculator to find this radio's security code. NOTE: On models manufactured before 1991, then take the last three Numbers of the model, 7 641 850 620 such as (620) Two codes are displayed l.e 0548 and 6548 the first code (0548) is for use with older units which only accept a '1 ' or a '0' as the first digit the second code (6548) is for use with more recent units.