: Might have brought the wrong "Radio Replacement Interface"



BriIIance
11-24-11, 04:20 AM
I have an 04 CTS (no onstar, as far as I'm aware) and someone told me I need the PAC 0S-2C-CTS thing to install a new deck. UI just got it today and it says "For General Motors Automobiles with OnStar."

Will it still work or did I buy the wrong one?