See also:

Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...

OnStar®
If the vehicle is equipped with an active OnStar system, that system may also record data in crash or near crash-like situations. The OnStar Terms and Conditions provides information on data colle ...

Vehicle Overview
As with the previous-generation Escalade sport utility vehicle, Cadillac's 2007 redesign includes a long-wheelbase version called the Escalade ESV. Its wheelbase is 14 inches longer than the full- ...