Please consult the compatibility chart that is included with this product. Compatible Headunit Types: • CD only Headunits* • CD + Cassette Headunits* • 6-CD changer Headunits* • Touch Screen Monitor Headunits • Non-Touch Screen Monitor Headunits *Note that the units must have a “BAND” button to access SIRIUS audio modes. In addition, the SIR-GM1 is compatible with most additional factory audio accessories that might be included, such as: • Rear Seat Audio Control Center • Rear Seat Entertainment