Open Today! Sales: 8am-8pmService: 7am-12am
Price Disclaimer: $3,000 Consumer Cash. Everyone receives. $10,000 Liberty Discount. Everyone qualifies.See dealer for complete details. up to $1,250 Costco Discount. Gold Star & Business Membership receives $1,000 and Executive Membership receives $1,250. Must be a member prior ot June 2nd 2025. $1,500 Liberty Trade assistance. Must trade in a 2018 or newer car, truck, van, or suv with less than 80,000 miles to receive discount. No salvage or branded titles. Offer expires 08/04/2025. APR Disclaimer: Must finance with GM Financial. Some customers will not qualify. Take retail deliver by 08/04/2025.
Lease Disclaimer: Based on a 2024 Hummer SUV 2x with an MSRP of $109,375. Liberty discount $10,000. Eveyone qualifies. up to $1,250 Costco Discount. Gold Star & Business Membership receives $1,000 and Executive Membership receives $1,250. Must be a member prior ot June 2nd 2025. Payments displayed are for Arizona residents, does not include taxes, plates, acq fee of $695, and dealer doc fee of $599.Payment displayed is at 10,000 miles per year on approved credit. Dealer adds of $1,996 may/will increase price. See dealer for complete details. Take retail delivery by 08/04/2025.
Price Disclaimer: $1,000 Conquest. Must have a 2011 NON-GM vehicle in the household to qualify. $2,000 Liberty Discount. Everyone qualifies.$1,500 Liberty Trade assistance. Must trade in a 2018 or newer car, truck, van, or suv with less than 80,000 miles to receive discount. No salvage or branded titles. Offer expires 08/04/2025. APR Disclaimer: Must finance with GM Financial. Some customers will not qualify. Take retail deliver by 08/04/2025.
Price Disclaimer: $1,000 GM Bonus Cash. Avaialble to everyone. $1,000 Incremental Consumer Cash. Avaialble to everyone. $3,500 Liberty Discount. $1,500 Liberty Trade assistance. Must trade in a 2018 or newer car, truck, van, or suv with less than 80,000 miles to receive discount. No salvage or branded titles. Offer expires 08/04/2025. APR Disclaimer: $1,000 Bonus Cash. Available to everyone. Length of contract limited. Some customers may not qualify. Not available with lease and some other offers. Must finance with GM Financial to receive special rate. Not all trim packages qualify. Take new retail delivery by 08/04/2025.
Price Disclaimer: $2,750 Consumer Cash. Everyone Receives. $1,000 Bonus Cash. Available to everyone. $2,500 GMC Trade In Allowance. Must trade in a 2011 passenger car, truck, or suv with current registration at the same household. $4,750 Liberty Discount. Everyone receives. $1,500 Liberty Trade assistance. Must trade in a 2018 or newer car, truck, van, or suv with less than 80,000 miles to receive discount. No salvage or branded titles. Offer expires 08/04/2025. APR Disclaimer: $1,000 Bonus Cash. Available to everyone. Length of contract limited. Some customers may not qualify. Not available with lease and some other offers. Must finance with GM Financial to receive special rate. Not all trim packages qualify. Take new retail delivery by 08/04/2025.
Price Disclaimer: $2,750 Liberty Discount. Everyone recieves. $1,500 Liberty Trade Assistance. Must trade in a 2018 or newer car, truck, van or SUV with less than 80,000 miles. No SAlvage or branded titles. Take trail delivery by 08/04/2025.
Lease Disclaimer: Based on a MSRP of $31,890. Liberty discount $1,750. Eveyone qualifies. GMC Lease Loyalty $1,000. Must be a current Leasee with GM Financial to receive discount. Payments displayed are for Arizona residents, does not include taxes, plates, acq fee of $695, and dealer doc fee of $599.Payment displayed is at 10,000 miles per year on approved credit. Dealer adds of $1,996 may/will increase price. See dealer for complete details. Take retail delivery by 08/04/2025. Price Disclaimer: $750 GMF Bonus Cash.. Must Fiannce through GM Financial to qualify. Cannot combine with any special rates. $1,750 Liberty Discount. Everyone receives. $1,500 Liberty Trade assistance. Must trade in a 2018 or newer car, truck, van, or suv with less than 80,000 miles to receive discount. No salvage or branded titles. Offer expires 08/04/2025.
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GMC Heavy Duty Trucks For Sale in Peoria

When a light-duty truck just won’t do, browse the GMC heavy-duty trucks for sale at Liberty GMC, Inc.! We have the HD GMC Sierra in numerous trims, allowing you to choose the perfect “workhorse” for your Phoenix needs. Contact us to test-drive the GMC Sierra Heavy Duty truck that appeals to you and we’ll book an appointment at your convenience.

GMC Sierra Heavy Duty Trucks: Feature Highlights

Purchasing one of our GMC heavy-duty trucks for sale means accessing a wide array of features that contribute to comfortable, safe, enjoyable driving experiences. There are several GMC super-duty truck trims to select from and features vary slightly by configuration. Check out what your GMC Sierra Heavy Duty truck could include:

  • Adaptive cruise control
  • AWD
  • Backup camera
  • Automatic cruise control
  • Forward collision warning
  • Bluetooth connectivity
  • Lane departure warning
  • Fog lights
  • Blind spot monitor
  • Sunroof/moonroof
  • Side-impact airbags
  • Technology package
  • WiFi hotspot
  • Wireless phone charging
  • And much, much more!

Why Buy a GMC Super Duty Truck From Our Team?

Why do drivers throughout Tempe and Glendale purchase HD GMC Sierra trucks from our dealership? Our selection of GMC heavy-duty trucks for sale is impressive, but so is our dedication to the customer experience. We are here to make our clients feel welcome and comfortable, not stressed! When you buy an HD GMC Sierra truck from us, you’ll enjoy the following perks and services:

Test-Drive an HD GMC Sierra Truck in Peoria!

Which of our GMC heavy-duty trucks for sale is right for you? Call (602) 714-3106 or contact us online today to test drive a GMC super-duty truck! We look forward to working with you. For more informative reads, review our buying vs. leasing guide and learn how to calculate the interest rate on a car loan! See you soon!

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8660 W Bell Rd, Peoria, AZ, 85382

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Liberty GMC, Inc. 33.64, -112.2453.