I don't know what might be causing the static.
To gain an AUX input by using a cassette adapter, I have installed Matrix CD/cassette head units in my 03 Vibe, my brother's 05 Vibe, and my son's 03 trix, and it is a direct swap, no wiring or mechanical differences. I use mine hours daily.
Two pieces of info
- The CD/cassette head units have stuck/broken tape detection. If your tape adapter is a really simplistic kind, you may have to use the tip provided by ColonelPanic in
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- After some use, the radio may display a message CLEAN PLAYR. It will come on after some number of hours of tape use. Just press and hold the tape eject button until it beeps and says it's cleaned.