How Do You Install A Sirius Radio In GM Cars With XM?
Although Sirius and XM merged into one larger company, both providers still have completely different programming for their satellite radio customers. Many General Motors vehicles come factory-equipped with in-dash XM Satellite Radio. The feature irks some customers who would rather have Sirius Satellite Radio. Luckily, there is a way to convert the XM Radio service to Sirius without losing your in-dash features or having visible wires in your vehicle. Step 1 Acquire the SIR-GM1 Satellite Tuner. This is sold by Sirius and is specifically made to convert the XM Radio radio unit in GM vehicles to a Sirius subscription. Without it, there is no way to use your in-dash satellite radio feature with Sirius Satellite Radio. Check with a local sound shop, or purchase the tuner directly from Sirius. Step 2 Disconnect your negative battery cable before proceeding. Mount the tuner as specified in the package directions. The mounting hardware is included with the package. The tuner should be mounte
