if your saying it didnt lock up but wont come all the way out my 500 is the same way you may have a din removal if you see a hole towards the corner of the radio tehy will try to sell you a removel tool i got mine out with a cloes hanger.
good luck



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Dan Younes
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1985 euro 500sel 220k
1981 300sd 278k sold
1979 240d 298k sold
1983 300d 272k sold
1989 chrysler 2.2l Turbo
Leabaron 130k
1991 300e 2.6 (hopefully soon)