Do you have an upcoming trip planned out past Waipahu? Shopping for a rugged new vehicle in the greater Ewa Beach area that still offers luxurious tech and a comfortable interior cabin? You’ll want to get behind the wheel of a GMC AT4 truck or SUV. The GMC AT4 is an off-roading package that essentially stands for “all-terrain 4WD.”

This configuration delivers reliable performance both on paved roads in Waianae and on off-roading trails across HI. Positioned between higher- and lower-trim levels, the AT4 offers a balance of unique features. Explore the GMC AT4 packages for each model with the team at our Honolulu dealership.

Command Every Terrain: GMC AT4 Performance for Honolulu, Ewa Beach, and Waipahu Enthusiasts

From the elegant streets of Kahala to the rugged trails beyond Ewa Beach, check out the features that equip each model. Whether you’re eyeing a new GMC truck or SUV in our Honolulu showroom, you can rest assured that there are GMC AT4 packages available for both body styles. However, your exact features will vary depending on whether you buy a GMC Terrain AT4 or a GMC Sierra EV AT4. Nevertheless, you’ll find stunning technology and luxurious amenities for each model-specific package. Compare the latest GMC AT4 packages per vehicle below:

2026 Canyon AT4 Package

• 11.3-inch diagonal center touchscreen
• 11-inch diagonal digital Driver Information Center
• 2-inch factory-installed lift and ultra-wide track
• Advanced Hill Descent Control

2026 Sierra 1500 AT4 Package

• 15-inch diagonal multicolor Head-Up Display1
• 6.2L V8 engine with 10-speed automatic transmission
• Integrated trailer brake controller

2026 Sierra HD AT4 Package

• Off-Road Suspension Package with twin-tube Rancho shocks and skid plates
• Up to 14 available camera views2 with HD Surround Vision1
• Adaptive Cruise Control* with trailering3

2026 Sierra EV AT4 Package

• 2-motor e4WD with GM-estimated up to 390 miles4 of electric range 
• Super Cruise hands-free driver assistance technology5 with 3-year OnStar® One plan6
• 35-inch diameter all-terrain tires, 2-inch additional ground clearance, and red front recovery hooks7

2026 Terrain AT4 Package

• AT4-exclusive selectable Terrain mode
• Lifted ride height with red front recovery hooks7
• Front skid plate with steel underbody shield

2026 Acadia AT4 Package

• 18-inch dark machined aluminum wheels with all-terrain tires
• Lifted ride height
• Traction Select System with AT4-exclusive Terrain Mode

2026 Yukon AT4 Package

• High approach angle front fascia with skid plate and red recovery hooks7
• Heated and ventilated front seats
• Magnetic Ride Control

Conquer Your Journey: Shop New GMC AT4 Models in Honolulu, Pearl City, and Wahiawa

Whether you are cruising through Diamond Head or preparing for an expedition past Pearl City, if you have your eye on a truck or SUV equipped with the GMC AT4 package within our Honolulu inventory, we are here to help. You’ll want to contact us online or call (808) 892-3816 to schedule a test drive today. Our staff is standing by to match you with the right vehicle for your daily driving needs and weekend off-roading adventures.

Disclaimers:

1Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information.

2Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information. Some camera views require available accessory camera and installation. Not compatible with all trailers. See your dealer for details.

3Read the Owner’s Manual to learn system limitations while trailering.

4Requires Extended Range Battery Pack. On a full charge based on development testing and/or analytical projection consistent with SAE J1634 revision 2017 – MCT. Range subject to change prior to production. Actual range may vary based on several factors, including ambient temperature, terrain, battery age and condition, loading, and how you use and maintain your vehicle. 

5Always pay attention while driving and when using Super Cruise. Always use Super Cruise in accordance with local laws. Do not use a hand-held device. Requires active Super Cruise plan or trial. Terms apply. Visit the Super Cruise page for compatible roads and full details.

6OnStar® plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Not all vehicles may transmit all crash data. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. Subject to user terms. See onstar.com for details and limitations.

7To avoid the risk of injury, never use Recovery Hooks to tow a vehicle. For more information, see the Recovery Hooks section of your Owner’s Manual.