GM SPO Group Numbers. GMC Truck GMC Suburban

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC Suburban - 4WD 🢒 Body and Accessories 🢒 Garage Door Opener 🢒 GM SPO Group Numbers

Application	GM SPO Group Number
Garage Door Opener Transmitter	21.502A