2026 GMC Sierra 1500 SLT 

in Altona 

The 2026 GMC Sierra 1500 SLT combines diesel efficiency, everyday comfort, and advanced technology in a refined full-size truck. Finished in Summit White with a Jet Black interior, this SLT delivers smooth torque from the Duramax 3.0L Turbo-Diesel, paired with a 10-speed automatic transmission for confident power and impressive range.

Equipped with the SLT Premium Plus Package, SLT Convenience Package, and Advanced Trailering Package, this Sierra is built to work hard while keeping you comfortable.


PERFORMANCE & CAPABILITY
Duramax 3.0L Turbo-Diesel engine
10-speed automatic transmission
4WD with Autotrac single-speed transfer case
Automatic locking rear differential
3.23 rear axle ratio
High-capacity suspension
220-amp alternator
Engine block heater
Trailering Equipment with integrated Trailer Brake Controller

Trailering Technology:
Hitch Guidance with Hitch View
HD Surround Vision
Trailer Side Blind Zone Alert
Trailer Camera Provisions
Advanced Trailering Package
MultiPro Tailgate with EZ Lift power lock and release


SLT DESIGN & EXTERIOR
20 polished aluminum wheels
275/60R20 all-terrain tires
Chrome front and rear bumpers
Chrome assist steps
Black front recovery hooks
Spray-on bedliner with LED cargo bed lighting
Power sliding rear window
Deep-tinted glass


PREMIUM INTERIOR FEATURES
Ventilated front bucket seats
Heated front seats
Heated second-row outboard seats
Heated steering wheel
Power tilt and telescoping steering column
Wireless charging
Bose premium audio system
Dual-zone automatic climate control
Memory settings for driver seat and mirrors
Rear seat storage package


TECHNOLOGY & CONNECTIVITY
13.4 GMC Premium Infotainment touchscreen with Google built-in
12 reconfigurable digital Driver Information Center
Wireless Apple CarPlay & Android Auto
SiriusXM capability
Universal Home Remote
OnStar Basics (up to 8 years)
Wi-Fi hotspot capability


SAFETY & DRIVER ASSISTANCE

Includes GMC Pro Safety, Sierra Safety Plus, and Adaptive Cruise Control:
Forward Collision Alert
Automatic Emergency Braking
Front Pedestrian Braking
Lane Keep Assist with Lane Departure Warning
Rear Cross Traffic Braking
Front & Rear Park Assist
Driver Safety Alert Seat
Adaptive Cruise Control
Teen Driver Mode


WHY CHOOSE THIS 2026 SIERRA SLT DIESEL
Excellent fuel efficiency with diesel torque
Premium comfort with ventilated seats and Bose audio
Advanced towing technology for work or recreation
A refined, capable truck built for Canadian roads

The 2026 GMC Sierra 1500 SLT Diesel delivers the perfect balance of strength, sophistication, and smart technology-ready for long highway drives, demanding job sites, or everyday life.