The big SUV is a step in fulfilling Cadillac's vision for an all-electric lineup of "tier one" luxury vehicles.

We first learned Cadillac was working on an Escalade IQL at last year's Chicago auto show, a logical move since the gas-powered Escalade SUV already comes with a long-wheelbase Escalade ESV variant.

He spent over 15 years in IT support before joining The Verge. Cadillac is taking its large and can-charge electric Escalade IQ and making it just a bit longer to accommodate some more luggage and ...