Cadillac’s over-the-air update support is about to put its Super Cruise money where its mouth is, with GM confirming that the 2021 Escalade is in line for its first big test of the system. Though Cadillac – as the first brand in GM’s line-up to offer the hands-free driver assistance technology – has used OTA updates before, that’s only been for piecemeal updates of new mapping data.

Super Cruise relies on those maps heavily, and they’re no ordinary cartography.
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