Audio Systems: factory head unit removal, chevy impala, good luck

Question
How do I remov my 2004 chevy impala dash to replace the facory head unit

Answer
http://www.carstereoremoval.com/htm/stereoremovalChevroletImpala00_03P.htm

You can purchase the instructions from above.

http://installdr.com/InstallDocs/GM/PDF/460041.pdf

Above is an older version of the Impala, but it is not dissimilar to yours in basic operation.

Maybe by experimenting a little you can figure the rest out on your own.

Good Luck,
C