i have been given a number of codes for my blaupunkt car300 radio, it has 6 preset buttons and no visable display, put i do not now how to enter it can you help. codes i have been given are 54441, 6123, 4226 or 6316, serial number is GM0300W5353715 other number on side of radio is 90532620

George Phillips, January 2007

My Blaupunkt, ontario 10stack changer. To enter the code, I press the radio buttons, 1-4 to match the code, then hold the up and down buttons on the tuner...

Not sure if that will help,

Dave, July 2008

im the same how do you enter the code my visible dash says safe at the moment a guy called nigel is giving you the code my stereo is the same but he has given me a 4 digit number being 1st 8910 if it doesnt accept the 8 its 0910 if you have any luck please let me know as i dont know how to enter the code hope this has been some help

curtis, January 2008

im the same how do you enter the code my visible dash says safe at the moment a guy called nigel is giving you the code my stereo is the same but he has given me a 4 digit number being 1st 8910 if it doesnt accept the 8 its 0910 if you have any luck please let me know as i dont know how to enter the code hope this has been some help

curtis, January 2008