Featured Used Vehicles

  • 2011 GMC Sierra 1500 Crew Cab Short..
    '11 Sierra - Traction Control*
    2011 GMC Sierra 1500 Crew Cab Short..
  • 2012 Buick Regal Base
    Winter Savings on Used Cars!*
    2012 Buick Regal Base
    *Disclosure Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer documentation fees, any emissions testing fees or other fees. All prices, specifications and availability subject to change without notice. Contact dealer for most current information Stock Number: C4233A View Details
  • 2012 Buick Verano 4dr Sdn
    Winter Savings on Used Cars!*
    2012 Buick Verano 4dr Sdn
    *Disclosure Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer documentation fees, any emissions testing fees or other fees. All prices, specifications and availability subject to change without notice. Contact dealer for most current information Stock Number: C4219A View Details
  • 2011 GMC Sierra 1500 Crew Cab Short..
    Winter Savings on Used Cars!*
    2011 GMC Sierra 1500 Crew Cab Short..
    *Disclosure Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer documentation fees, any emissions testing fees or other fees. All prices, specifications and availability subject to change without notice. Contact dealer for most current information Stock Number: C3209A View Details
  • 2009 Saturn Aura XR Sedan
    Winter Savings on Used Cars!*
    2009 Saturn Aura XR Sedan
    *Disclosure Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer documentation fees, any emissions testing fees or other fees. All prices, specifications and availability subject to change without notice. Contact dealer for most current information Stock Number: CP4955 View Details
  • 2011 Chevrolet Malibu LS
    Winter Savings on Used Cars!*
    2011 Chevrolet Malibu LS
    *Disclosure Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer documentation fees, any emissions testing fees or other fees. All prices, specifications and availability subject to change without notice. Contact dealer for most current information Stock Number: CP4954 View Details
  • 2012 Volkswagen Beetle 2dr Cpe Auto..
    Winter Savings on Used Cars!*
    2012 Volkswagen Beetle 2dr Cpe Auto..
    *Disclosure Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer documentation fees, any emissions testing fees or other fees. All prices, specifications and availability subject to change without notice. Contact dealer for most current information Stock Number: CP4913 View Details
  • 2002 Chevrolet Malibu 4dr Sdn LS
    Vehicles Under $10,000!!*
    2002 Chevrolet Malibu 4dr Sdn LS
  • 2002 Ford Ranger 2WD Regular Cab 6..
    Vehicles Under $10,000!!*
    2002 Ford Ranger 2WD Regular Cab 6..
  • 2003 Chrysler PT Cruiser 4dr Wgn..
    Vehicles Under $10,000!!*
    2003 Chrysler PT Cruiser 4dr Wgn..
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Customer reviews

4.4 / 5

           Voted Neighbor’s Choice in Northwest Indiana by the Post Tribune!


Welcome to Harbor Buick GMC in Portage, IN - Northwest Indiana Buick & GMC Dealer serving Valparaiso & Merrillville


Located in Portage, Harbor Buick GMC Truck is proud to be your Merrillville GMC and Buick dealership of choice. Located at 6100 Highway 6, our dealership is an excellent choice if you’re looking for a Valparaiso Buick and GMC dealer but aren't finding what you need locally. Harbor Buick GMC Truck is proud to provide the best in new and used Merrillville area Buick and GMC cars, trucks and SUVs to all of Porter County.

A Valparaiso and Merrillville Buick & GMC Dealer in Portage


Harbor Buick GMC Truck has an amazing inventory, of new and used vehicles including the Buick Enclave. In addition we also carry models such as the LaCrosse and GMC Sierra all in our online inventory. Give our sales associates a call at (219) 841-5098 or send us an email and let our customer service speak for itself when looking for an option beyond their local Portage, Valparaiso or Merrillville GMC and Buick dealership.

Merillville GMC Auto Financing in Portage & Valparaiso


Once you have selected one of our new or used cars in Portage that fits your style, it is time for you to start looking into financing. Financing is one of the most important parts of buying a new or used vehicle, so we have made it easy for you by giving you the tools to apply and pre-qualify right here online. As your Portage & Valparaiso Buick and GMC dealership, we offer you easy to use tools like a Payment Calculator, a Buy vs. Lease Questionnaire and once you’re ready, a way to qualify online!

Valparaiso Buick & GMC Parts & Service in Portage


We at Harbor Buick GMC Truck are happy to be your go-to dealership throughout the life of your Merillville Buick vehicle. To keep your Valparaiso Buick and GMC in tip top condition, visit our service and parts department. With fantastic service specials, tires and accessories it's no wonder that Merrillville GMC and Buick customers choose us!

Service | Parts Order Form | GM Accessories

Buick: Enclave | Encore | LaCrosse | Regal | Verano
GMC: Acadia | Savana Cargo Van | Savana Commercial Cutaway | Savana Passenger | Sierra 1500 | Sierra 1500 Hybrid
Sierra 2500HD | Sierra 3500HD | Terrain | Yukon | Yukon Hybrid | Yukon XL

Harbor Buick GMC Truck | 6100 Highway 6 Portage, IN 46368
 

Visit our sister store in Michigan City: Harbor Chevrolet Buick GMC, serving Gary