Cabin air filter on 1991 BMW 318i

Can anybody please tell be where the cabin air filter is on a 1991 bmw 318I or a wed site that can give me a diagram.

by in Corsicana, TX on October 27, 2010
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2 answers
ANSWER by , October 31, 2010
Find here the instructions to replace the Cabin Air Filter in your 318i;
ANSWER by , July 28, 2011
The cabin air filter is behind the radio and controls. In order to get to it you have to take out the glove box. Hope that helps.