Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
XM Activation (If Equipped)
2020 GMC Acadia SLSECTION XM Activation (If Equipped)
WARNING: This page is about a different car, the 2019 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
After replacement of an XM receiver, call XM radio to deactivate the receiver that has been removed from the vehicle.
- Turn the radio ON, tune to the XM channel 0, and record the radio ID. The radio ID will be needed for activation of the receiver.
- From the USA, Call XM radio at 1 - 800 - 556 - 3600 to activate the receiver. From Canada, call 1 - 877 - 438 - 9677.
- 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.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.