2026 GMC Sierra 2500 HD Crew Cab Long Box 4-Wheel Drive SLE 

in Altona 

The 2026 GMC Sierra 1500 SLE Duramax in Summit White delivers diesel strength and everyday comfort. Its 6.6L Duramax and 10-speed automatic provide smooth, high-torque performance, while the Preferred Equipment Group, SLE Convenience Package, and SLE Heated Package add upgraded tech, comfort, and cold-weather features for a well-rounded, capability-focused truck.

OWNER BENEFITS
- 3-Year / 60,000-Kilometre Base Warranty Coverage
- 5-Year / 160,000-Kilometre Powertrain Component Warranty Coverage
- 6-Year / 160,000-Kilometre Sheet-Metal Rust-Through Perforation Warranty Whichever comes first

Key features: Automatic Emergency Braking, Forward Collision Alert, Front Pedestrian Braking, Lane Departure Warning, Following Distance Indicator, IntelliBeam, Buckle to Drive, trailer brake controller, auto-locking rear differential, 2-speed electronic transfer case, heavy-duty air filter, engine and transmission oil coolers, StabiliTrak with trailer sway control, hill start assist, trailering package with hitch guidance, brake pad wear indicator, 13.4" Google-built-in infotainment system, wireless Apple CarPlay/Android Auto, Bluetooth, keyless open/start, SiriusXM, OnStar Basics, 120V outlets, 12.3" driver display, steering-wheel controls, cruise control, power windows/locks, 40/20/40 front bench with storage, 60/40 rear bench, HD rear camera, tire-pressure monitoring, 17" machined aluminum wheels, EZ-Lift power tailgate, chrome bumpers, heated power mirrors with turn signals, deep-tint rear glass, integrated bed steps, CornerStep bumper, dual-zone climate control, power driver seat, fog lamps, marker lamps, spray-on bedliner, remote start, heated seats and wheel, assist steps, floor liners, all-terrain tires, wheelhouse liners, and the 6.6L Duramax diesel.