2026 GMC Sierra 2500 HD Baton Rouge LA
2026 GMC Sierra 2500 HD
The 2026 GMC Sierra 2500 HD is a heavy-duty pickup offered in Pro, SLE, SLT, AT4, Denali, and Denali Ultimate trims. It is available with a 6.6L V8 gas engine or a 6.6L Duramax Turbo-Diesel V8, paired with a 10-speed automatic transmission. Drivetrain configurations include rear-wheel drive and available four-wheel drive. Starting MSRP is $46,700, and EPA-estimated fuel economy for gas models is 12 city and 14 highway MPG.
Cab and bed configurations vary by trim and equipment selection. Exterior styling, wheel designs, and trim-specific badging differ across the lineup. Interior materials, seating configurations, and technology availability vary by trim and selected options.
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Trim Levels (Exterior)
The 2026 Sierra 2500 HD is offered in Pro, SLE, SLT, AT4, Denali, and Denali Ultimate trims. Exterior equipment and appearance vary by trim, including grille design, wheel options, and trim-specific accents. AT4 models feature distinct styling elements compared to other trims, while Denali and Denali Ultimate include their own trim-specific exterior details. Final exterior content depends on trim selection and configuration.
Engine (Power)
Engine availability includes a 6.6L V8 gas engine and a 6.6L Duramax Turbo-Diesel V8. Both engines are paired with a 10-speed automatic transmission. Engine output and towing ratings vary by engine and drivetrain configuration. Final powertrain availability depends on trim and selected equipment.
Performance
The 2026 Sierra 2500 HD is configured for heavy-duty towing and hauling capability. Drivetrain availability includes rear-wheel drive and available four-wheel drive depending on trim and configuration. Trailering capability varies by engine, cab, bed, and equipment selection. Payload capacity depends on configuration and selected options.
Interior
The interior of the 2026 Sierra 2500 HD varies by trim level and configuration. Seating materials, technology features, and display content differ across trims. Interior appointments and available features depend on selected packages and configuration. Final interior equipment varies by trim and optional selections.
Safety Features
The 2026 Sierra 2500 HD includes GMC Pro Safety as a standard suite of driver-assistance features. Additional safety and driver-assistance technologies are available depending on trim and configuration. Feature availability varies across the trim lineup. Final safety equipment depends on trim and optional packages selected.
May not represent actual vehicle. (Options, colors, trim and body style may vary)
The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.