code for radio? and set up for clock,temp,and time.

K well i was cleaning my 1987 bmw 325 and i went to turn on the radio to listen to msuic as i cleaned the interior but it just said CODE. so i looked through the owner manual but it didnt say anythig about a code. any help? and also how do i set the temperature thing right and the clock to normal hours not like army time? thanks in advance.:runaround: :runaround: :runaround:

take your radio out and get the code underneith the unit. take that code into a BMW dealership and one of the helpful advisors will be able to get you that code within a few days