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Here Are the Top 8 Features of the 2025 GMC Sierra HD

A grey 2025 GMC Sierra 2500 HD AT4X AEV is shown after visiting a GMC dealer.

The GMC Sierra has regularly been one of the top-selling trucks on the market for many years and with good reason. The Sierra 1500 is a gorgeous truck with lots of high-end, classy content for those who want a durable pickup that is loaded with luxury comfort and convenience features from top to bottom. But what about the larger and more rugged GMC Sierra HD lineup of trucks? Specifically, the Sierra 2500 HD and Sierra 3500 HD? How do they measure up for the 2025 model year when it comes to features, content, comfort, and improvements? Well, there is a lot to entice shoppers scouring our inventory here at Crossroads GMC, your GMC dealer, for a heavy-duty model thanks to upgrades to current trims and a robust set of features. Let’s quickly dive into the top eight features of the 2025 GMC Sierra HD so you know exactly what’s worth shopping for and why.

#1 – Heavy-Duty Powertrains

The 2025 GMC Sierra HD models come with two different powertrain options in the form of a 6.6-liter gas-powered V8 that makes 401 hp and 464 lb-ft of torque and a 6.6-liter Duramax turbo-diesel V8 that generates 470 hp and 975 lb-ft of torque. Both of the powertrains come standard with a 10-speed automatic transmission and are available in rear-wheel drive or four-wheel drive, giving the Sierra HD a lot of versatility in terms of how it can be configured for the tasks at hand. Combined with the high towing and payload capabilities, the durable and very performant engines for the 2025 Sierra HD make it more than capable of work and play. They’re easily the heart of the Sierra HD’s performance and make it possible for these trucks to achieve the feats that they do.

#2 – Adaptive Cruise Control With Trailering

Adaptive Cruise Control with Trailering is an excellent feature that is available for a wide range of different GMC Sierra HD trims. In fact, it is available for every single trim, from the Pro all the way up to the Denali Ultimate. However, the added bonus is that Adaptive Cruise Control with Trailering is standard across the AT4, AT4X, Denali, and Denali Ultimate trims for the 2025 model year. So, no matter what trim you go with, it’s either an available feature or a standard feature for the Sierra HD. This can help you relax on the road. And with trailering assist, it means you can let the GMC Sierra HD do a lot of the heavy lifting for you during those long commutes across the highway or when you’re making your way across lengthy stretches of road with a trailer in tow. It’s easily one of the best features of the 2025 GMC Sierra HD.

Denali stitching on the seat of a 2025 GMC Sierra 3500 HD Denali.

#3 – Denali Ultimate Trim

When you need to transport in style, there is no better heavy-duty luxury truck on the market to get you safely to your destination while pampering you with lots of lavish comfort features than the Denali trims. The Denali Ultimate, in particular, lives up to its name as the ultimate combination of luxury and utility for the Sierra 2500 HD and Sierra 3500 HD. The Denali Ultimate takes the prowess and capabilities of the Sierra HD and elevates it with a signature Vader Chrome grille and exclusive 20-inch ultra-bright machined aluminum wheels with gloss-black inserts. It also comes with an exclusive interior featuring Alpine Umber coloring, full-grain leather seating, and authentic open-pore Paldao wood detailing. You also have 16-way power seats with massage capabilities. The Denali Ultimate is topped off with a 12-speaker Bose Premium Series surround sound system, making it one of the most well-rounded and feature-rich luxury pickups on the market.

#4 – AT4X Trim

The GMC Sierra HD isn’t just known for its luxury; it’s also known for having very capable off-road options, with the top-of-the-line off-road option being the AT4X trim, which is a grade above the AT4 off-road trim. The AT4X comes with a factory-installed 1.5-inch suspension lift and Multimatic DSSV dampers for an incredibly controlled ride. You also have a rear electronic-locking differential for added traction. The AT4X comes equipped with 35-inch Goodyear Territory mud-terrain tires for maximum grip while still lavishing drivers with some of the features from the Denali, such as an Obsidian Rush interior with full-grain leather upholstery and 16-way power massage seats. It’s the ultimate heavy-duty, off-road, luxury pickup truck, and only the GMC Sierra HD can provide you with that kind of segment-defining experience.

#5 – MultiPro Tailgate

With the consistent evolution of pickup truck tailgates, one tailgate design absolutely stands out above the rest, and it’s the GMC Sierra’s MultiPro Tailgate. This multi-purpose and multi-functional tailgate isn’t just a popular choice for fans of the GMC Sierra 1500; it’s also available for the GMC Sierra HD models, giving Sierra 2500 HD and Sierra 3500 HD shoppers a lot to look forward to in terms of tailgate functionality. The MultiPro Tailgate has multiple functions, including two load stops, a bed step, and a raised work surface. All of these features are in addition to standard tailgate functionality, making the bed of the 2025 Sierra HD a lot more accessible and efficient.

#6 – Trailering Capacity

Let’s not forget that a big reason for opting for GMC Sierra HD is for the heavy-duty utility, and both the Sierra 2500 HD and Sierra 3500 HD provide plenty of trailering capacity for the 2025 model year. You get substantially improved trailering capabilities with the Sierra HD over the light-duty Sierra 1500. For the Sierra 2500 HD, you have up to 22,500 lbs worth of towing capacity when it’s properly equipped. For the Sierra 3500 HD, you have up to 36,000 lbs worth of trailering capacity, giving you a lot of leeway in what you trailer and how you trailer it, from vehicles and campers to boats and livestock. You have some serious heavy-duty capabilities with the towing performance of the 2025 GMC Sierra HD, especially when equipped with the Max Trailering Package, which features heavy-duty shocks, upgraded springs, and provisions for gooseneck or fifth wheel trailering.

A white 2025 GMC Sierra 2500 HD AT4X, a black 3500 HD Denali, and a black 2500 HD Denali Ultimate parked on pavement

#7 – Payload Capacity

There are expectations to be met when it comes to payload ratings for heavy-duty models, and the 2025 GMC Sierra 2500 HD and Sierra 3500 HD do not disappoint in this area. In fact, both variants offer some impressive payload capacity right out of the gate thanks to the durable chassis design and highly capable powertrain options. The 2025 Sierra 2500 HD is capable of delivering a max payload of 3,850 lbs, whereas the 2025 Sierra 3500 HD has a max payload capacity of 7,290 lbs. If you need to haul well over a ton of cargo, the Sierra 2500 HD can get the job done comfortably with room to spare. However, if you need to haul several tons worth of cargo, the Sierra 3500 HD is ready for the job at hand, giving you the capacity and the durability to handle the load.

#8 – Infotainment Suite

One standout feature of the 2025 GMC Sierra HD is its massive amount of screen real estate in the cabin. You have a hefty 13.4-inch HD touchscreen available for the Sierra HD models, providing you with plenty of space to view navigation information, vehicle health, and your favorite media and apps, thanks to features like integrated wireless Apple CarPlay and Android Auto. There is also an accompanying 12.3-inch digital information center with customizable screens and telemetry, making it easy to keep vital information about the truck right in front of you. If you would rather stay focused on the road ahead without looking down, the available 15-inch heads-up display will make sure you stay focused on what’s ahead while staying informed. When these features are combined with OnStar Connected Services, Google Built-In, and Wi-Fi connectivity, you can easily see why the 2025 GMC Sierra HD is a robust tech haven for heavy-duty truckers.

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A white 2026 GMC Acadia parked on a driveway.

Size Up Your Driving Life: the 2026 GMC Acadia vs 2026 GMC Terrain

If you're shopping for an SUV around Tupelo, there's a good chance you've come across both the GMC Acadia and the GMC Terrain. At first glance, they seem pretty similar—both offer modern styling, solid technology, and the kind of versatility you expect from a GMC SUV. more But once you start digging a little deeper, it becomes clear they're built for two very different types of drivers. So if you're currently searching for a GMC Acadia for sale near Tupelo, this comparison isn't necessarily just about specs—it's about figuring out which SUV actually fits your day-to-day life. Size Matters More Than You Think Around Tupelo One of the biggest differences between the Acadia and Terrain is something you'll notice immediately: size. The Terrain sits in the compact SUV category, which makes it easier to maneuver and ideal for drivers who don't need a ton of space. The Acadia, on the other hand, is a midsize SUV with three rows of seating—and that extra size changes how you use it. Around Tupelo, you're not just dealing with tight parking lots or short city drives. There's a lot of in-between—commutes, weekend plans, trips out of town, and everything that comes with daily life in a smaller city. That's where the Acadia starts to make more sense. With more room to work with, you're not constantly thinking about space—you just live your life. Whether it's groceries, luggage, or you just like having a little extra breathing room, the Acadia gives you the flexibility the Terrain simply can't match. And that's really the key difference. The Terrain works well if you want something smaller and more contained. The Acadia works better if you want something that can handle more without feeling like you're pushing its limits. Interior Space & Comfort for Daily Life That size difference we spoke about really shows itself once you step inside the cabin. The Acadia offers seating for up to eight passengers, which immediately puts it in a different category when it comes to versatility. Whether you've got family, friends, or just want the option to bring more people along when needed, having that third row changes how useful your SUV can be. Even when you're not using every seat, the extra space makes a difference. There's more room to stretch out, more flexibility for passengers, and an overall sense that the vehicle isn't cramped. Of course, cargo space is a large draw, too, with the 2026 Acadia offering at least 23 cu.ft. of space when every seat is in use. Not only are you getting more cargo space than any sedan, but you're also traveling with up to eight people, which no sedan—or even compact SUV—can help you with. Folding down the 2026 Acadia's third row may reduce that passenger capacity, but it has a stark effect on cargo space, more than doubling the available amount to 57.3 cu.ft. Folding the second row, while virtually removing any possibility of traveling with passengers, increases cargo space to an impressive 97.5 cu.ft. The Terrain, by comparison, sticks to a two-row setup. For some drivers, that's completely fine—especially if you're mostly driving solo or with one passenger. But if your situation changes, or if you occasionally need more space, it can start to feel limiting. Real Life Application Think about real-life use. Carpooling, road trips, family outings—these are the moments where the Acadia really stands out. You're not trying to make space work; you already have it. The 2026 Terrain's 29.8 cu.ft. of cargo space is respectable with all seats in place, and it expands to 63.5 cu.ft. with the second row folded. But the Acadia gives you 57.3 cu.ft. with its third row folded alone, meaning with five passenger capacity, you're working with roughly 92% more cargo room. However, it's not all about numbers—comfort also plays a role here. With more room throughout the cabin, the Acadia tends to feel more relaxed over longer drives. Passengers aren't competing for space, and everything feels a bit more open and accommodating. For many buyers, that alone is enough to justify stepping up. There's Nothing Quite Like the Right Size At the end of the day, this decision comes down to how you live and what you expect from your SUV. The Terrain makes sense if you want something smaller, easier to maneuver, and built for lighter day-to-day use—in that regard, it's a solid option for drivers who don't need extra space and prefer a more compact feel. The Acadia, on the other hand, is the right size for many and is built for pure flexibility. If you need room for passengers, want something that handles longer drives more comfortably, or simply don't want to outgrow your vehicle in a year or two, the Acadia is the stronger choice. It gives you more to work with from the start, which makes it easier to adapt as your needs change. For many drivers near Tupelo, that added versatility ends up being the deciding factor.

A white 2026 GMC Terrain parked off-road.

Everyday Comfort, Elevated: The Versatile Interior of the 2026 GMC Terrain

While the 2026 GMC Terrain is a compact SUV, its cabin is built to feel bigger, offering drivers a space that feels thoughtful, modern, and useful from the moment they sit down. Across the lineup, the Terrain has a seating capacity of five and pairs its interior design with a strong focus on comfort, flexibility, and connectivity. That combination matters, as today's vehicles need to do more than just one thing—they need to be just as well-rounded as the people driving them. more Our knowledgeable and friendly team at Crossroads GMC is proud to stand behind the GMC Terrain for sale near Tupelo and all it has to offer. Perhaps more importantly, you will quickly find that we take the time to answer any questions you might have to help you narrow down our selection and find the right fit. For now, keep reading to learn more about the latest version of the GMC Terrain to see why we think it's a standout option to consider. Trim Levels That Shape the Overall Experience What stands out first is that GMC set out to make each trim of the Terrain feel unique. Rather than a cookie-cutter approach, the cabin changes at every level to expand its versatility and appeal to a wide range of drivers. The Base Elevation For instance, the Elevation trim emphasizes premium cloth seating and a practical, polished layout. This is ideal for drivers who want a streamlined commuter experience, empty nesters who want a no-fuss atmosphere, first-time buyers, and more. However, its practicality doesn't mean that it ignores what today's drivers want most, which is why it makes a great entry-level option. The Off-Road AT4 The AT4 takes things up a notch, focusing on drivers with a sense of adventure. While it retains the basics that the Elevation trim offers, it also adds enhancements, such as premium cloth and CoreTec seats with AT4 badging, an exclusive AT4-exclusive Terrain drive mode, lifted ride height, and skid plates, just to name a few. The Luxury Denali Last but not least, the Denali trim includes all the standard features of the Elevation trim, along with ventilated front seats and heated rear outboard seats, animated headlamps and taillamps, a High-Definition Surround Vision and Rear Camera Mirror, and specific Denali badging. This trim is the perfect solution for busy professionals who spend a lot of time behind the wheel or any Tupelo driver who wants to enjoy a smooth, sophisticated ride mile after mile. Ultimately, when shopping for the right Terrain trim for you, you will quickly see that the cabin can feel straightforward and durable in the base trim, rugged and adventure-forward in the next, and genuinely upscale in the highest trim. Taking a Closer Look at the GMC Terrain's Interior Now that you know a bit more about the trims overall, a closer look at the interior will help you see exactly why the Terrain is a compelling option for a wide range of drivers. Next-Level Comfort Comfort is not just about seat material, ample leg and headroom, or a smooth ride—although the GMC Terrain checks all these boxes. It's also about the smaller details that make the drive more enjoyable, such as the heated front seats and steering wheel found at all trim levels that take the chill out of early morning drives. As mentioned, the Denali improves on this feature by adding ventilation to the front seats, as well as heated rear outboard seats. Not mentioned is the standard Memory Package, which gives you a sense of tailored control every time you take the wheel. This package allows for two driver presets for the power driver seat and outside mirrors. All you need to do is hold down the memory button to enjoy your optimum seating and mirror positions. Both the Denali and AT4 trims also come standard with dual-zone automatic climate control, which ensures that your front passenger enjoys the ride, despite internal temperature differences. Finally, the cloth and CoreTec material found in the AT4 trim deserve another mention, as they are designed to balance durability with comfort. Even better? They're easy to clean, as well as wear- and moisture-resistant. It is also worth noting that a panoramic power sunroof can be added to all three trims. This option increases natural light throughout the space, but it's more than that. The sunroof is also equipped with a power sunshade that can be closed when needed to decrease the amount of light shining through while still allowing you and your passengers to see the sky above. These things might sound simple, but they are exactly the details that make a vehicle easy to live with. They reduce friction, offer a welcoming atmosphere, and help ensure everyone on board remains comfortable from one mile to the next. Smart Use of Space for Real-World Needs Space is another reason the Terrain works for such a broad range of drivers. GMC gives the SUV 60/40 split-folding rear seats, an underfloor storage compartment, and center console pass-through storage, which means the cabin can adapt to whatever the day has in store. Grocery runs, sports gear, backpacks, luggage, and weekend gear all become easier to organize when the vehicle is designed with smart storage solutions instead of a single large open area. It is also worth mentioning that the Terrain is designed with a low, accessible load floor. What this means for you is easier loading and unloading, especially when choosing the Elevation or Denali trim. Of course, it also helps that the Terrain has an available AutoSense power liftgate. This feature recognizes the key fob as you get closer to the vehicle and opens it for the utmost functionality. The numbers stand out as well, as the Terrain offers up to 29.8 cubic feet of cargo space behind the second row and 63.5 cubic feet of cargo space overall. It also gives you and your co-pilot 43.95 inches of front legroom and 40.58 inches of headroom, making it feel quite generous despite being a compact SUV. A Modern, Driver-Focused Technology Hub While comfort and space are key, remaining connected as you travel from point A to point B is a necessity in today's fast-paced world. The GMC brand understands this, which is why it has equipped the 2026 GMC Terrain with a 15-inch infotainment touchscreen that sits front and center on the dashboard. It is worth noting that the display is vertical, giving it a modern, streamlined vibe. That same touchscreen becomes vital when navigating in tight spaces. This is because there are up to eight available camera views and the option to get High-Definition Surround Vision and a Rear Camera Mirror. You will also find that the infotainment system offers Google built-in compatibility that gives you access to a wide range of functions, from Google Assistant to Google Maps, and more. In addition, the available wireless smartphone charging feature eliminates the hassle of cords at the front of the vehicle. Finally, an 11-inch diagonal multi-color digital high-contrast display of the driver information center ensures you get real-time messaging regarding vehicle diagnostics, helping you feel even more confident in the drive. Check Out the 2026 GMC Terrain Today The 2026 GMC Terrain offers a strong answer to one of the biggest questions in the compact SUV class: how do you make a smaller vehicle work for a wide range of people? GMC's answer is to build a cabin that is comfortable without being fussy, roomy without being oversized, and high-tech without being intimidating. The trim range offered helps to widen its appeal to Tupelo drivers, letting them choose what they want to prioritize most—either the simple ease of the Elevation, the adventure-ready feel of the AT4, or the more refined styling of the Denali. If you're ready to take a closer look, stop by our Crossroads GMC dealership today or reach out to a member of our team online to schedule a test drive.

Grey 2026 GMC Terrain parked overlooking a mountain view

What Makes the GMC Terrain Such a Safe SUV?

The short answer is that more than 16 standard safety and driver-assistance technologies make the 2026 GMC Terrain an incredibly safe choice for drivers. For a longer answer, it’s best that we take a closer look at these standard systems, along with some available options, to see how they come together to help protect you. Whether you’re already interested in a GMC Terrain for sale near Tupelo or you’ve just started checking out what this SUV has to offer, this is the perfect time to learn more about it. We’ll start with an overview of many of these impressive safety technologies, and then get into available options that take things further. Standard Driver Assistance Technologies The 2026 Terrain comes with a suite of standard features that includes more than 16 safety and driver-assistance technologies. Let’s check out some highlights that showcase how well GMC delivers on the promise of an incredibly safe vehicle to get you around Tupelo. Forward Collision Alert: This system uses cameras and radar to warn you of a potential collision with traffic ahead, giving you more time to react. Side Bicyclist Alert: Like Forward Collision Alert, this system can detect bicyclists approaching your vehicle, especially when they are in your blind spot, and warn you of their presence. It even works for a short time after parking, so you don’t open your door into someone as they pass you. Enhanced Automatic Emergency Braking: When a potential collision is detected, this system automatically provides hard emergency braking or enhances your braking to help avoid it. It works at speeds above 2 mph, unlike GM's standard Automatic Emergency Braking, which only works at speeds over 5 mph. Intersection Automatic Emergency Braking: This system provides Automatic Emergency Braking at intersections by detecting vehicles approaching from either side that are not stopping. Front Pedestrian and Bicyclist Braking: In addition to the other systems, this one can detect pedestrians and people on bicycles, providing hard emergency braking at speeds between 5 and 50 mph to lessen an impact or avoid a collision. Following Distance Indicator: This indicator shows you the following time, in seconds, between you and the vehicle ahead of you, warning you if you’re too close. IntelliBeam Lights: At speeds above 25 mph, this system can automatically turn your high beams off to avoid blinding drivers in oncoming traffic, and then switch them back on. Blind Zone Steering Assist: This system can alert you to a vehicle that you might not be able to see in your blind spot. It can also provide a brief, firm turn of the steering wheel to keep you in your lane if you try to merge into a hidden vehicle that is detected, helping you avoid a crash. Rear Cross Traffic Braking: When you’re in reverse, this system alerts you to a vehicle about to cross behind you. It can also provide hard emergency braking to help prevent a collision. Reverse Automatic Braking: Much like the Rear Cross Traffic Braking system, this technology functions when you’re in reverse but it detects objects directly behind you, rather than going across behind you, and then provides hard emergency braking. Rear Park Assist: While you’re in reverse, this system alerts you to objects or vehicles directly behind you to make backing up into a parking spot easier. Lane Keep Assist with Lane Departure Warning: This system alerts you if you seem to be drifting in your lane or veering to the side, though it doesn’t activate if you have your turn signal on. It can also use a brief steering-wheel turn to keep you in your lane if needed. Safety Alert Seat: Rather than solely relying on sounds and indicator lights, the driver’s seat can vibrate to warn you about potential crashes. It uses directional pulses on the left and right sides to even indicate where the risk is located. Teen Driver System: If you have a new driver in your household, you can designate a key fob for them and this system will encourage safe habits. It activates certain systems, like Buckle to Drive, and provides you with an in-vehicle report card to show how your teen is doing. All of these systems come together to create a comprehensive package that can help reduce the severity of an impact or make it easier to avoid a collision that you might otherwise have been in, keeping you and everyone else safer as you drive around Tupelo each day. It’s important to remember that nothing can replace safe, careful driving along with maintaining a reasonable speed that keeps you in control and gives you time to react to things around you. The tech features that GMC provides simply enhance your own actions and habits, but you still need to drive safely and responsibly. Optional Features to Keep Tupelo Drivers Safer Although the standard features on the GMC Terrain are already impressive, some additional driver assistance features are available if you want to take things to the next level. The Terrain Denali model comes with numerous upgrades, including advanced safety tech beyond what's standard. These include: Traffic Sign Recognition: With this system, you’ll see detected speed limits indicated on the instrument cluster display to make it easier to avoid speeding. It can even chime to alert you if you are going too fast or when the detected speed-limit changes. Rear Pedestrian Alert: While in reverse, this system warns you of pedestrians detected behind your vehicle. It works much like the Rear Park Assist system, but for people. HD Surround Vision System: This system provides selectable digital camera views of the area around your vehicle, making parking and navigating tight spots even easier. It can show you guidelines to simplify navigation, and it’s great for parking and other low-speed maneuvering. As you can see, these enhancements add a few extra features that make it easier to stay aware of what’s around you while driving and to avoid a potential collision. The HD Surround Vision system is a particular favorite of ours for how easy it makes maneuvering into and out of tight spots. It’s also perfect for avoiding obstacles left by kids in your driveway, something we’ve all had to deal with on hectic mornings. Combined with the other great features of the Denali trim, these upgrades make for an incredibly comfortable and safe daily drive around Tupelo. You Deserve a Safe and Comfortable Drive We should note that while we focused on driver-assistance tech today, the GMC Terrain also offers plenty of other safety features you’d expect, like a comprehensive airbag suite and more. The result is a vehicle that surrounds you with impressive features and technology designed to protect you and others as you drive around Tupelo each day. Safety isn’t just about avoiding injuries. Staying out of a collision helps you avoid costly vehicle downtime and repairs, and it can help reduce your insurance rates. These safety systems can help you save money and ensure that you and others get home at the end of the day. That’s a big part of why we’re so happy that GMC packs the Terrain with so many great safety systems year after year.