See also:

SIRIUS ID
The SIRIUS ID (sometimes referred to as the Electronic Serial Number or ESN) is required when contacting the Sirius Call Center. It is used to activate your account and when making any account ...

Dimensions
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Demanding driving
In demanding driving conditions, such as operating the vehicle in hot weather, towing a trailer, or driving for extended periods at higher altitudes than normal, it may be advisable to switch ...