1. Limited availability at GMC EV dealers. Monthly payment is $16.67 for every $1,000 you finance. Average example down payment is 12.4%. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 3/31/25. 2. To qualify for the GM EV Marketplace Special, you must: (1) be a current Costco Gold Star, Business, or Executive level Member by March 23, 2025; (2) register with Costco Auto Program online or through its call center by April 30, 2025, to receive a certificate with your unique promotion code; (3) present your certificate and unique promotion code to any GMC EV dealer at time of visit; (4) take delivery between March 24, 2025, and April 30, 2025, of a new 2024 or 2025 GMC Sierra EV, HUMMER EV SUV, or HUMMER EV Pickup to receive a $1,000 Gold Star/Business Membership Costco member-only incentive or $1,250 Executive level Membership Costco member-only incentive. Incentive will be applied at time of eligible purchase or lease and is compatible with current eligible manufacturer incentives for which you qualify. Incentive is subject to change due to vehicle inventory availability. Visit CostcoAuto.com/EV for full details. Costco and its affiliates do not sell automobiles or negotiate individual transactions.
1. Length of contract limited. Some customers may not qualify. Not available with lease and some other offers. Take new retail delivery by 3/31/25. 2. AVAILABLE ON THE TURBOMAXTM ENGINE. 3. AVAILABLE ON THE TURBOMAXTM ENGINE. MUST BE A CURRENT OWNER OF A 2011 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE OR A CURRENT LESSEE OF A 2020 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE THROUGH GM FINANCIAL FOR AT LEAST 30 DAYS PRIOR TO NEW VEHICLE SALE. Not available with lease and some other offers. Take new retail delivery by 3/31/25.
*Ad, written estimate, or internet quote for identical tire(s) from a competing tire retailer/installer located within 100 miles of the dealer required during guarantee period for price match. Tire match price must be determined prior to applying a tire manufacturer rebate, if any. At participating dealers only. Offer ends 12/31/2025.
Buick GMC logo with a Certified Pre Owned Text

Each Buick/GMC Certified Pre-Owned vehicle is thoroughly inspected and reconditioned and includes factory-backed limited warranties and roadside assistance.

A Buick car parked infront of a GMC truck.

Current Offers

View this month's current offers and promotions on select GMC vehicles.

Our Reviews

Welcome to Transwest GMC

Welcome to Transwest GMC, your premier GMC truck dealer near Denver, CO. We are proud to serve the Colorado area, providing amazing vehicles, exceptional customer service, and a dedication to helping you find the perfect car or truck. We are one of the most trusted GMC dealers near Denver, and we are always happy to help.

New GMC Truck Dealer Near Denver

If you are looking for a GMC dealership in Colorado, look no further than Transwest GMC. We are home to a wide selection of GMC models, whether you are in need of a rugged, dependable work truck or a spacious, comfortable SUV for your family. Our knowledgeable sales team stands out among other GMC dealers near Denver -  thanks in large part to their willingness to go above and beyond for all of our customers! They'll help you find the perfect vehicle for your needs and budget, whether you are looking at a GMC dealership in Colorado for the Canyon, Sierra, Yukon, or Acadia.

HELPING YOU FIND THE BEST FINANCING OPTIONS FOR YOUR VEHICLE IN HENDERSON, CO

At our GMC dealership in Colorado, we believe in going the extra mile for our customers. That's why we offer a range of financing options and competitive pricing to help make your purchase more affordable. Our finance department is staffed with certified experts who work with a network of lending partners to help you obtain the fair interest rate you deserve. We understand that shopping for a new vehicle can be stressful, and that's why we strive to make the process as smooth and hassle-free as possible. Our team is dedicated to delivering the best possible experience for every customer who visits our GMC truck dealer near Denver, CO. Our customers can take advantage of our helpful resources, such as our:

Our value your trade tool allows you to easily determine the trade-in value of your current vehicle, while our payment calculator can help you estimate monthly payments based on your budget. Plus, we offer comprehensive finance and insurance information to help you navigate the purchasing process with confidence. Our friendly and knowledgeable team is always here to answer any questions you may have and provide guidance every step of the way.

AUTO MAINTENANCE AND SERVICING NEAR DENVER, CO

If your vehicle needs parts replaced or a routine tune-up, the experienced technicians at our Thornton-area service center can get this done for you! By simply scheduling a service appointment, you don’t have to take too much time out of your busy day to get this done. We specialize in doing the following at our service center:

Also, if you’re looking for stock GMC parts at our GMC dealership in Henderson, CO, browse our parts center in person or online where you can order your parts!

Visit us at Transwest GMC Today!

Our award-winning service and parts department is keenly focused on keeping you on the road, and many of Colorado's largest fleets trust all their service work to Transwest. Thanks for visiting our site, we hope your virtual visit meets your highest expectations. We assure you that your personal visit to our new GMC dealership in Henderson, CO will exceed them.

-Bob Ferguson, General Manager

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Transwest GMC 39.8709, -104.8942.