GMC Sierra 2026 Automatic * Key car specifications * 5300 CC 8 Cylinder 8 Engine with 355 HP * 10-speed automatic transmission * Rear-wheel drive - Light 4WD - Heavy 4WD * Hill Descent Control * Trailer Towing System * Blacked-out rims * Front sensors * Rear sensors * Split tailgate * Bed lighting * Steel bumper * LED lights * Mirror lights * Screen dashboard * 360 Camera * Rotary gear selector * Smart entry * Smart start * Remote start * Power windows * Power mirrors * Electronic parking brake * Electronic dual-zone climate control * Leather-wrapped steering wheel * Steering wheel controls * Cruise control * Fabric seats * Power driver's seat * Lane Keeping Assist * Blind Spot Monitoring * Radar * Traction Control * ABS brakes * Tire pressure sensor