gm radio fitment

[fastblackcar]

what are the years gm radio i need to istall in my gn , i understand about the harness upgrade, must it be a car what years are the same size? thanx

 

[SouthernCal GN]

1.5 DIN Delco CD player- found in mid-90s and newer Blazers/Jimmys, Firebirds, Grand Ams, etc. Direct fitment- just need the harness to adapt the GN to the newer style radio.