The Sierra gets a triple-screen dashboard with 12 JBL speakers, a SonicShaft soundbar and Dolby Atmos tech.

The passenger and infotainment screens are 12.3 inches each, featuring 30+ apps for gaming, OTT streaming and browsing.

It gets a 10.25-inch instrument cluster, which shows trip info, navigation, driving modes, weather, and more.

The steering wheel gets mounted controls for voice command, ADAS, lane-keep-assist and more.

The centre console houses buttons for the 360-degree camera and dual-zone climate control.

On top, the SUV gets a large panoramic sunroof that extends to the C-pillars.

The Sierra gets adjustable headrests for all three rear seats and a centre armrest.

The large rear quarter windows make the cabin feel more airy.

The rear doors get integrated sunshades.

The cabin features a dual-tone white–and–black theme with soft-touch upholstery throughout.