Pre-Owned 2021 GMC Sierra 2500 HD Denali

  • VIN: 1GT49REY7MF243799
  • Stock: CLYG3956B

Disclaimer:

Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. Specifications, features, safety and warranty data are based on what is available as standard specs/features per trim level, for the designated model-year, and may not apply to vehicles with added packages or options. See dealer for written warranty information. Dealer makes no guarantees or warranties, either expressly or implied, with respect to the accuracy of any data listed on this page which was obtained from third party sources. All vehicles are subject to prior sale. Prices include all eligible factory rebates to dealer. Prices do not include upfits, plows, or other accessories. Price does not include applicable tax and any emissions testing charges. Prices include doc fee, license fee, and title fee. Additional Savings available, must qualify to receive. Doc fees vary by state (Rhode Island $399 doc fee and $20 title fee , Massachusetts $499, Connecticut $899, New York $175, Illinois $377.63, Florida $1195 doc fee and $349 electronic filing fee, Pennsylvania $490, Missouri $620.79). Price and availability subject to change. Manufacturer’s Suggested Retail Price (MSRP) is listed for customer information and customer comparison purposes only, and the actual sales price may vary depending on changing market conditions and other factors. Any information contained on this page should be used for informational purposes only. All vehicles may not be physically located at this dealership but may be available for delivery through this location. Please contact the dealership for more specific information. You Will Be Satisfied.

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Basic Info

  • Exterior:
    ONYX BLACK
  • Drivetrain:
    Four Wheel Drive
  • Interior:
    JET BLACK, FORGE PERFORATED LEATHER SEAT TRIM
  • Transmission:
    Automatic
  • Engine:
    Engine: 6.6L V8 DuraMax Diesel, Turbo
  • Mileage:
    85,339

Description

This 2021 GMC Sierra 2500HD Denali delivers commanding presence and serious capability. The Duramax 6.6L V8 Turbodiesel engine pairs with a 10-speed automatic transmission and 4WD for confident towing and hauling performance. Finished in striking black with jet black leather seating, this crew cab offers a premium work and comfort platform finished to exacting Denali standards.

Key Features:
- Duramax 6.6L V8 Turbodiesel with Engine Block Heater
- Gooseneck/5th Wheel Prep Package with hitch platform
- Denali Ultimate Package with premium appointments
- Multipro Audio System by Kicker
- All-Weather Floor Liners (1st and 2nd rows)
- Bed View Camera with trailer camera provisions
- Heated and ventilated front bucket seats
- 20 polished aluminum wheels
- HD Surround Vision with rear cross traffic alert
- Wireless phone projection and Apple CarPlay/Android Auto

This well-maintained truck combines work-ready capability with luxury comfort. The 4WD system and advanced suspension ensure control in any condition, while the comprehensive tech package keeps you connected on the job or road. Schedule your test drive today to experience the Sierra 2500HD Denali difference.

Although every reasonable effort has been made to ensure accuracy, it cannot be guaranteed. Specifications, features, safety, and warranty information are based on standard trim-level data for the model year and may vary with options/packages. See dealer for complete written warranty details. Dealer is not responsible for inaccuracies from third-party sources. All vehicles are subject to prior sale. Prices include all applicable factory rebates to dealer but exclude upfits, plows, accessories, taxes, and emissions charges. Prices include doc, license, and title fees; doc fees vary by state (RI $399 + $20 title; MA $499; CT $899; NY $175; IL $377.63; FL $1195 + $349 filing; PA $490; MO $620.79; NJ $795). Pricing/availability may change without notice. MSRP is provided for comparison only and may differ from actual sale price based on market conditions. Vehicles may not be on-site but can often be delivered. Contact the dealership for details.

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Disclaimer:

Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. Specifications, features, safety and warranty data are based on what is available as standard specs/features per trim level, for the designated model-year, and may not apply to vehicles with added packages or options. See dealer for written warranty information. Dealer makes no guarantees or warranties, either expressly or implied, with respect to the accuracy of any data listed on this page which was obtained from third party sources. All vehicles are subject to prior sale. Prices include all eligible factory rebates to dealer. Prices do not include upfits, plows, or other accessories. Price does not include applicable tax and any emissions testing charges. Prices include doc fee, license fee, and title fee. Additional Savings available, must qualify to receive. Doc fees vary by state (Rhode Island $399 doc fee and $20 title fee , Massachusetts $499, Connecticut $899, New York $175, Illinois $377.63, Florida $1195 doc fee and $349 electronic filing fee, Pennsylvania $490, Missouri $620.79). Price and availability subject to change. Manufacturer’s Suggested Retail Price (MSRP) is listed for customer information and customer comparison purposes only, and the actual sales price may vary depending on changing market conditions and other factors. Any information contained on this page should be used for informational purposes only. All vehicles may not be physically located at this dealership but may be available for delivery through this location. Please contact the dealership for more specific information. You Will Be Satisfied.

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Dealership Experience 1 years 4 months
Industry Experience 1 years 4 months
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Aug 10, 2026

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Lexi and the Bob in the service department have been

Lexi and the Bob in the service department have been outstanding. Im very impressed. Thank Y'all!

Aug 04, 2026

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I can’t say enough wonderful things about Nick Braley and

I can’t say enough wonderful things about Nick Braley and everyone at Tasca Buick GMC Palm Harbor! Buying a vehicle can be stressful, especially when you’re dealing with negative equity on a trade, but Nick made the entire experience so much easier. He took the time to understand what our family needed and, along with Bryan, worked incredibly hard to find a solution that fit our budget. At no point did we feel pressured—just supported. What really stood out was how genuinely they cared about helping our family instead of simply making a sale. That level of honesty, professionalism, and customer service is hard to find these days. If you’re looking for a dealership that treats you with respect and goes the extra mile, I wholeheartedly recommend Nick Braley and the entire team at Tasca Buick GMC Palm Harbor. Thank you for making what could have been a stressful experience such a positive one!

Aug 04, 2026

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I highly recommend Nick Braley and the team at Tasca

I highly recommend Nick Braley and the team at Tasca Buick GMC Palm Harbor! Nick and Bryan went above and beyond, working tirelessly to make sure I got the best deal possible in the Tampa Bay area. I was dealing with significant negative equity on my trade, and instead of giving up, they found a solution that worked perfectly for my family’s needs and budget. What impressed me most wasn’t just the deal—it was the way they treated us throughout the entire process. Tasca Buick GMC truly feels like a family-oriented business that genuinely cares about its customers, not just another car dealership. If you’re looking for honest people who will work hard to earn your business, I can’t recommend Nick, Bryan, and the entire Tasca team enough!

May 02, 2026

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You have the most Amazing employee he's very smart very

You have the most Amazing employee he's very smart very wise, he's a great employee. I would not let him go I would recommend him to any of my family and friends. He got us exactly what we needed to buy. He's a great salesperson. I would not lose him for nothing. He's one hundred percent amazing cells rep. We're so happy and glad that we got to meet him. We've met him a couple of times and we finally made our deal with him, and we were very pleased, thank you! I highly recommend him.He's one of your top salesmen. Sincerely. Salvador Antonacci Tina Broome

Feb 20, 2026

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Very professional and courteous,went above and beyond on

Very professional and courteous,went above and beyond on a great deal No pressure deal

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Nick Lafond

Nick Lafond

Sales & Leasing Consultant
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Sep 28, 2026

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5-star experience with Nick at Tasca GMC!

5-star experience with Nick at Tasca GMC! Easiest truck purchase I’ve ever had. Nick is upfront, efficient, and great to work with. Highly recommend him to anyone looking to buy!

Sep 15, 2026

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Nick was amazing throughout the entire process of

Nick was amazing throughout the entire process of purchasing our car! He was extremely knowledgeable, friendly, and fun to work with. He made the whole experience easy and stress-free from beginning to end. Thank you so much, Nick, for making this such a smooth and enjoyable process! We would absolutely recommend Nick to anyone interested in purchasing a vehicle at Tasca. Thanks again, Nick! We truly appreciate everything! 🚗🙌 M & H

Aug 04, 2026

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I can’t say enough wonderful things about Nick Braley and

I can’t say enough wonderful things about Nick Braley and everyone at Tasca Buick GMC Palm Harbor! Buying a vehicle can be stressful, especially when you’re dealing with negative equity on a trade, but Nick made the entire experience so much easier. He took the time to understand what our family needed and, along with Bryan, worked incredibly hard to find a solution that fit our budget. At no point did we feel pressured—just supported. What really stood out was how genuinely they cared about helping our family instead of simply making a sale. That level of honesty, professionalism, and customer service is hard to find these days. If you’re looking for a dealership that treats you with respect and goes the extra mile, I wholeheartedly recommend Nick Braley and the entire team at Tasca Buick GMC Palm Harbor. Thank you for making what could have been a stressful experience such a positive one!

Aug 04, 2026

Dealership Rating
Employee Rating

I highly recommend Nick Braley and the team at Tasca

I highly recommend Nick Braley and the team at Tasca Buick GMC Palm Harbor! Nick and Bryan went above and beyond, working tirelessly to make sure I got the best deal possible in the Tampa Bay area. I was dealing with significant negative equity on my trade, and instead of giving up, they found a solution that worked perfectly for my family’s needs and budget. What impressed me most wasn’t just the deal—it was the way they treated us throughout the entire process. Tasca Buick GMC truly feels like a family-oriented business that genuinely cares about its customers, not just another car dealership. If you’re looking for honest people who will work hard to earn your business, I can’t recommend Nick, Bryan, and the entire Tasca team enough!

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Andy Zahara

Andy Zahara

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Sep 29, 2026

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Great transaction, these folks were up front and honest,

Great transaction, these folks were up front and honest, low pressure sales dept. Awesome experience!

Jun 10, 2026

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Very pleasant experience.

Very pleasant experience. The staff were frie day and helpful. I was provided multiple options for my end of lease experience.

Mar 17, 2026

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Back in September 2025, I met Andy at Tasca in Palm

Back in September 2025, I met Andy at Tasca in Palm Harbor. He was friendly, attentive, and gave me all the information I needed. He kept checking in with me - but not aggressively, and when I was finally ready to buy, he was ready as well. I had basically a custom order car that was on a boat and he kept in touch with the progress of the delivery. At the dealership, he kept the process going; friendly and helpful. Would definitely work with him again. This was my second time buying from Tasca, and the whole staff there is wonderful. Also enjoyed working with Melonie again, this time with her puppy Bandit. It's people like them that will keep me coming back again and again.

Feb 23, 2026

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Every part of the experience was exceptional.

Every part of the experience was exceptional. Andy in sales answered all our questions regarding the vehicle we purchased and about the value of our trade in. Mark in finance worked diligently to be sure the process went smoothly. He was patient with our questions even though it was the end of the day. Would definitely highly recommend.

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Nick Braley

Nick Braley

Sales & Leasing Consultant
Recent Reviews

Aug 04, 2026

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I can’t say enough wonderful things about Nick Braley and

I can’t say enough wonderful things about Nick Braley and everyone at Tasca Buick GMC Palm Harbor! Buying a vehicle can be stressful, especially when you’re dealing with negative equity on a trade, but Nick made the entire experience so much easier. He took the time to understand what our family needed and, along with Bryan, worked incredibly hard to find a solution that fit our budget. At no point did we feel pressured—just supported. What really stood out was how genuinely they cared about helping our family instead of simply making a sale. That level of honesty, professionalism, and customer service is hard to find these days. If you’re looking for a dealership that treats you with respect and goes the extra mile, I wholeheartedly recommend Nick Braley and the entire team at Tasca Buick GMC Palm Harbor. Thank you for making what could have been a stressful experience such a positive one!

Aug 04, 2026

Dealership Rating
Employee Rating

I highly recommend Nick Braley and the team at Tasca

I highly recommend Nick Braley and the team at Tasca Buick GMC Palm Harbor! Nick and Bryan went above and beyond, working tirelessly to make sure I got the best deal possible in the Tampa Bay area. I was dealing with significant negative equity on my trade, and instead of giving up, they found a solution that worked perfectly for my family’s needs and budget. What impressed me most wasn’t just the deal—it was the way they treated us throughout the entire process. Tasca Buick GMC truly feels like a family-oriented business that genuinely cares about its customers, not just another car dealership. If you’re looking for honest people who will work hard to earn your business, I can’t recommend Nick, Bryan, and the entire Tasca team enough!

Jul 30, 2026

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I’ve used this dealership for service on my Buick Lucerne

I’ve used this dealership for service on my Buick Lucerne and my Cadillac DTS many times and have always been satisfied. We started looking at vehicles at several other dealers before we made our way to Tasca. Nick found us the vehicle we wanted. Nate worked very hard to make a fair deal. Wes helped us out with a couple of discounts. Brian made certain that every possible consideration was made in our deal. And Mark closed the deal in a fun and professional way! Plus having Dennis and Cary in the Service Department is like having a dependable catcher behind the plate. Thank you!

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Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. Specifications, features, safety and warranty data are based on what is available as standard specs/features per trim level, for the designated model-year, and may not apply to vehicles with added packages or options. See dealer for written warranty information. Dealer makes no guarantees or warranties, either expressly or implied, with respect to the accuracy of any data listed on this page which was obtained from third party sources. All vehicles are subject to prior sale. Prices include all eligible factory rebates to dealer. Prices do not include upfits, plows, or other accessories. Price does not include applicable tax and any emissions testing charges. Prices include doc fee, license fee, and title fee. Doc fees vary by state (Rhode Island $399 doc fee and $20 title fee , Massachusetts $499, Connecticut $899, New York $175, Illinois $377.63, Florida $1195 doc fee and $349 electronic filing fee, Pennsylvania $490, Missouri $620.79, New Jersey $795). Price and availability subject to change. Manufacturer's Suggested Retail Price (MSRP) is listed for customer information and customer comparison purposes only, and the actual sales price may vary depending on changing market conditions and other factors. Any information contained on this page should be used for informational purposes only. All vehicles may not be physically located at this dealership but may be available for delivery through this location. Please contact the dealership for more specific information. You Will Be Satisfied.

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30777 US Hwy 19 N, Palm Harbor, FL, 34684
Tasca Buick GMC Palm Harbor 28.0521, -82.73832.