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GMC Truck Engines

2023 GMC Sierra 2500 HD Towing a Boat



You already know GMC trucks are some of the most reliable and rugged on the planet (have you seen Hummer’s crab walk mode?). They’re also packed with high-end features and modern technology that drivers love. 

But you need to know which GMC truck engine offers the capability your San Antonio job sites require. Read on for an overview of the available GMC trucks, their engine options for each model, and what they can deliver from the team at Ancira Buick GMC.

When you’re ready, contact us to schedule a test drive to see one of these pickup trucks in action!

2023 GMC Sierra 1500 Engine Options

Tow up to 13,000 pounds with a light-duty GMC truck engine found in the GMC Sierra 1500. Maximum output will vary depending on whether you choose a diesel or gasoline-powered option. If you want all 13,000 pounds, invest in the 6.2L V8 or 3.0L Enhanced Duramax engine. The 2.7L turbo tows up to 9,500 pounds.

    • 2.7L Turbo High-Output Engine – 310 hp, 430 lb-ft of torque
  • 5.3L V8 Engine – 355 hp, 383 lb-ft of torque
  • 6.2L V8 Engine – 10-speed automatic transmission, 420 hp, 460 lb-ft of torque
  • 3.0L Enhanced Duramax Turbo-Diesel Engine – 10-speed automatic transmission, 305 hp, 495 lb-ft of torque

2023 GMC Canyon Engine Option

The midsize GMC Canyon offers innovative features like Duralife™ brake rotors and an integrated CornerStep rear bumper. You can tow up to 7,700 pounds.

  • 2.7L Turbo High-Output Engine – 310 hp, 430 lb-ft of torque

2023 Sierra HD GMC Truck Engine Options

Sierra Heavy Duty pickups can deliver a max payload of up to 7,442 pounds and tow as much as 36,000 pounds! As for torque, output for the 2500 and 3500 HD Sierra models maxes out at 910 lb-ft of torque. The first HD in its class to pair an available Allison® 10-speed transmission with its available GMC diesel truck engine, Sierra HD models also boast best-in-class HD cargo bed volume to help you haul even more. 

See the powerful GMC truck engine options for all HD configurations:

  • 6.6L V8 Gas Engine – 6-speed, heavy-duty, electronically controlled automatic transmission, 401 hp, 464 lb-ft of torque
  • 6.6L Duramax Turbo-Diesel V8 Engine – Allison® 10-speed automatic transmission, 445 hp, 910 lb-ft of torque
  • 6.6L Duramax Turbo-Diesel V8 Engine – Allison® with 10-speed automatic transmission with integrated Power Take-Off (PTO)

GMC Hummer EV Pickup

The GMC Hummer EV pickup easily dominates all other pickups in its class (except for towing, but you still get a great towing number). See the incredible EV GMC truck engine’s stats here:

  • Up to 1,000 hp (available)
  • Up to 11,500 pound-feet of torque
  • 3-second 0-60 time
  • 381 miles of range
  • Three motors
  • 7,500 pounds of towing capacity, when properly equipped

Test Drive Your Favorite GMC Truck in Boerne!

Ready to see one of these beauties in person? Reach out to us or call (830) 266-5210 to schedule a test drive. We’re easy to reach from Comfort and Kerrville, so stop by today to take a look!

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Ancira Buick GMC 29.74676, -98.69389.