2026 GMC Sierra 2500HD AT4 4WD Crew Cab

Striking white exterior, powerful 6.6L Turbocharged Diesel V8, automatic transmission, 4x4 drivetrain, premium AT4 package.

Highlights

Turbocharged Diesel V8 engine delivering 6600cc power
4x4 drivetrain with advanced traction control
Premium AT4 package with adaptive cruise control and premium audio
Leather interior, heated steering wheel, and climate control
Advanced safety features: adaptive cruise control, lane departure warning, reverse park assist

Specifications

Fuel: Diesel (diesel)
Drive Type: 4WD
Price: $118,097 CAD (MSRP $123,018 CAD)
Engine Displacement: 6600 cc

Description: The 2026 GMC Sierra 2500HD AT4 4WD Crew Cab is a robust and luxurious pickup truck designed for both work and play. Powered by a 6.6L Turbocharged Diesel V8 engine paired with an automatic transmission, this 4x4 vehicle offers exceptional towing capability and superior traction. Inside, the cabin features a leather interior, heated steering wheel, and advanced technology including adaptive cruise control, premium audio, and driver assistance systems. Available at Georgian Chevrolet Buick GMC in Barrie, Ontario.