AI GWH406PIO Wiring Harness for '06-11 SELECT GMC/PONTIAC PIONEER

For Select 2006 - 11 Gm Vehicles With Pioneer Audio Systems.
By Removing the Factory Radio in These Vehicles, the Onstar Function
+ Factory Warning Chime Feature Will Be Lost.
The Gwh406pio Includes 2 Plug/harnesses and a Red Wire for 12v Acc.