XM Activation (If Equipped)
WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
On the radio being replaced, record the XM ID from the radio parts label or before removal tune to XM channel 0. This will be used during the call to XM radio to deactivate the receiver that has been removed from the vehicle.
- Turn the replacement radio ON, tune to the XM channel 0, and record the radio ID. The radio ID will be needed for activation of the receiver.
- Contact XM radio to activate the new receiver.
- Park the vehicle outside in an area with an unobstructed view of the southern sky.
- Leave the vehicle outside with the ignition switch in the ACC position and the radio on for 30 minutes to activate XM service.
- Once activated, the radio will receive the remaining XM channels.