The 2026 GMC Yukon arrives with the sort of quiet authority that only a full-size SUV with genuine engineering depth can muster. It feels composed on the streets of Mobile, AL, unbothered by load, passengers, or distance, and it retains a sense of calm sophistication even as the demands of family travel stack up around it. Across all five trims—Elevation, AT4, AT4 Ultimate, Denali, and Denali Ultimate—the Yukon demonstrates how capability and refinement can coexist without compromise.

Elevation — Strong Capability and Everyday Luxury

Elevation sets the baseline with a 5.3L V8 paired to a 10-speed automatic transmission, a combination that feels effortlessly muscular rather than showy. HD Surround Vision clarifies every low-speed maneuver, while heated front seats and a heated steering wheel create a welcome calm on cold Gulf mornings. Power-release heated second-row outboard seats add to the daily convenience. Available upgrades such as Super Cruise® and the Duramax® 3.0L Turbo-Diesel allow drivers to shape the Yukon to their priorities, whether that means long-distance comfort or towing-friendly torque.

AT4 — Off-Road Confidence with Premium Comfort

AT4 doesn’t shout its intentions, though the high-approach-angle fascia, skid plate, and red recovery hooks give the secret away. Magnetic Ride Control keeps the large SUV settled, and heated and ventilated front seats maintain comfort when the weather turns humid or cool. The 20-inch Carbon Flash Metallic wheels with all-terrain tires hint at a broader sense of adventure. Options such as the 6.2L V8, Super Cruise®, and Air Ride Adaptive Suspension deepen its capabilities for drivers who divide their time evenly between pavement and rougher ground.

AT4 Ultimate — Luxury Meets Adventure

AT4 Ultimate blends rugged intent with an unexpectedly indulgent cabin. The standard 6.2L V8 delivers a smooth surge of power, Super Cruise® (3-year plan included) expands long-distance ease, and Air Ride Adaptive Suspension allows the chassis to respond gracefully to changing surfaces. Inside, the Obsidian Rush full-grain leather seating with AT4 Ultimate badging adds theatre to the cabin, while 16-way power front seats with massage and a Bose® 18-speaker audio system elevate every journey. Night Vision is available for drivers who often travel rural routes after dark.

Denali — Elevated Style and Signature Comfort

Denali has long represented GMC’s premium philosophy, and this iteration feels richer and more polished than ever. The 6.2L V8 is standard, providing a refined blend of strength and smoothness. A 15-inch multicolor Head-Up Display, power-sliding center console, and Magnetic Ride Control reinforce the SUV’s focus on comfort and control. Options such as Super Cruise®, Air Ride Adaptive Suspension, and 22- or 24-inch wheels allow Denali to stretch even further into luxury territory while retaining its confident demeanor.

Denali Ultimate — The Peak of Yukon Luxury

Denali Ultimate stands at the top of the range, offering the most complete and indulgent Yukon experience. Super Cruise® and Air Ride Adaptive Suspension come standard. Exclusive 24-inch After Midnight wheels sharpen its presence, while 16-way massaging front seats and the Bose® 18-speaker audio system transform the cabin into a long-distance sanctuary. Available Night Vision and optional second-row heated and ventilated executive seating with massage and Bose® head-restraint speakers make this trim feel closer to a rolling lounge than a traditional SUV.

Key Features Across the 2026 Yukon Lineup

Across every trim, the Yukon offers seating for as many as eight passengers and cargo capacity up to 122.8 cu. ft., maintaining its position as a genuine family hauler. The 11-inch color Driver Information Center integrates seamlessly with smartphone connectivity and Wi-Fi hotspot capability. Engine options include the available 6.2L V8 producing 420 hp and 460 lbs. ft. of torque, enabling towing up to 8,400 lbs. Luxuries such as heated and ventilated seating and the optional panoramic sunroof enhance the SUV’s sense of occasion, even during ordinary weekday travel.

Why McConnell GMC Is the Home of the 2026 Yukon in Mobile, AL

McConnell GMC offers an environment tailored to drivers who expect clarity, knowledgeable guidance, and a thoughtful range of Yukon configurations. Our team helps you explore each trim in detail, ensuring the SUV aligns with your daily needs and long-term plans. With competitive financing options and continued customer support after purchase, our GMC dealership experience remains as trusted and reassuring as the new GMC Yukon itself.

Leasing a new GMC vehicle is a popular choice among drivers in Mobile, AL, and for good reason. Whether you’re considering leasing a GMC truck or SUV, this approach offers flexibility, access to the latest technology, and the opportunity to drive a new vehicle every few years. At McConnell GMC, we make GMC lease options straightforward and tailored to your lifestyle.

Why Choose a GMC Lease?

When deciding between a lease vs buy GMC vehicle, leasing often stands out for its unique advantages. Leasing a GMC truck or SUV means lower monthly payments compared to financing a purchase. This is because you’re essentially paying for the depreciation of the vehicle over the lease term, rather than its full value.

Additionally, GMC leases often include warranty coverage for the duration of the lease, which can save you from unexpected repair costs. For many drivers in Mobile, AL, this peace of mind is one of the top benefits of leasing GMC vehicles.

Explore McConnell GMC Lease Options

McConnell GMC offers a variety of lease deals that cater to every need, from individuals looking for a compact SUV to businesses requiring heavy-duty trucks. With our Mobile, AL car lease deals, you’ll find competitive rates and flexible terms that make leasing accessible and convenient.

Leasing through McConnell GMC also ensures you have access to the latest GMC lineup. Whether you’re interested in the rugged GMC Sierra 1500 or the family-friendly GMC Yukon, our lease options allow you to enjoy advanced features and cutting-edge designs without committing to a long-term purchase.

The Advantages of Leasing a GMC Truck or SUV

Leasing a GMC truck or SUV with McConnell GMC provides several key advantages:

– Flexibility: Leasing allows you to upgrade to a newer model every few years, ensuring you always drive a vehicle that meets your current needs.

– Lower Upfront Costs: Leasing typically requires a smaller down payment compared to buying, making this option more budget-friendly.

– Access to Premium Features: GMC’s newest models come equipped with advanced safety technologies and premium comforts, which you can enjoy without the commitment of ownership.

These benefits of leasing GMC vehicles are particularly attractive for drivers in Mobile, AL, who want to maximize their investment while enjoying a premium driving experience.

Explore Your Options Further at McConnell GMC

Leasing a GMC offers unmatched flexibility, affordability, and access to the latest vehicles. Whether you’re interested in leasing a GMC truck or SUV, McConnell GMC in Mobile, AL, is your go-to destination for exceptional lease options. Start your journey today and discover the benefits of a GMC lease with us!

Navigating the automotive industry can be daunting, but choosing used vehicles offers a practical and cost-effective solution for drivers in Mobile, AL and beyond. Whether you’re considering a used GMC or another model, there are countless advantages to exploring pre-owned options. Let’s delve into the benefits of buying used cars and highlight GM’s Certified Pre-Owned (CPO) program, which adds peace of mind to your purchase.

The Benefits of Buying Used Cars

Purchasing used vehicles comes with numerous benefits. First and foremost, there is the cost savings. Used cars typically have a lower price tag compared to their new counterparts, making them an excellent option for budget-conscious buyers. Additionally, depreciation is less of a concern with used cars—new vehicles often lose a significant portion of their value within the first few years, but much of that depreciation has already occurred with a pre-owned vehicle.

Another key advantage is the expanded selection available in the used market. From durable GMC trucks to spacious GMC SUVs, you’ll find a variety of models, trims, and years to match your specific needs. And thanks to advancements in automotive technology, many used GMC models still feature modern amenities like touchscreens, advanced safety systems, and upgraded interiors.

Why Choose a Used GMC?

GMC vehicles are renowned for their durability, performance, and professional-grade quality. By opting for a used GMC, such as the used GMC Terrain, used GMC Sierra, or the used GMC Yukon, you gain access to these premium attributes at a more affordable price point. GMC trucks and GMC SUVs are built to last, making them an excellent choice for anyone seeking reliability and long-term value.

Purchasing a used GMC also means you can explore additional features or added GMC accessories that might have been out of reach when buying new. Want a Denali trim with luxurious leather interiors and technological upgrades? With used GMC options, those features become much more attainable.

Exploring GM’s Certified Pre-Owned (CPO) Program

For added confidence when purchasing used vehicles, consider exploring General Motors’ Certified Pre-Owned (CPO) program. GM’s CPO program ensures your used GMC meets rigorous standards for quality and reliability. Every CPO vehicle undergoes a stringent 172-point inspection, covering everything from engine performance to interior condition.

Additionally, GM CPO vehicles come with extensive warranty coverage, including a 6-year/100,000-mile powertrain limited warranty and a 12-month/12,000-mile bumper-to-bumper limited warranty. Buyers also receive a free CARFAX vehicle history report and access to 24/7 roadside assistance. These features make the CPO program an ideal option for drivers in Mobile, AL, who want the benefits of buying used cars without sacrificing peace of mind.

Why Buy Used Vehicles from McConnell GMC?

At McConnell GMC in Mobile, AL, we specialize in providing a wide selection of high-quality used vehicles, including used GMC trucks and used GMC SUVs. Our team is committed to helping you find the perfect pre-owned vehicle to suit your lifestyle and budget. Whether you’re interested in exploring GM’s CPO program or browsing our diverse inventory, we are here to guide you every step of the way.

Visit McConnell GMC in Mobile, AL Today!

Choosing used vehicles, particularly used GMC models, offers a smart and cost-effective way to drive a reliable and feature-rich car in Mobile, AL. With the added assurance of GM’s Certified Pre-Owned program, you can enjoy the benefits of buying used cars with confidence. Visit McConnell GMC today to explore our used inventory and take advantage of the value and quality we offer.

As the holiday season approaches, preparing your GMC for long trips and unpredictable weather is essential—especially for those traveling from Mobile, AL, or beyond. With busy family schedules and the potential for holiday travel, now is the perfect time to get your vehicle ready. Proper preparation not only gives you peace of mind but also enhances your driving experience. With GMC Service, keeping your vehicle in top shape for the season has never been easier.

Why GMC Service Is Essential for Holiday Travel

Before hitting the road this holiday season, scheduling a GMC Service check should be at the top of your to-do list. GMC-certified technicians provide expert care specifically tailored to your vehicle, ensuring that all components are functioning optimally. From checking fluid levels and tire pressure to inspecting brakes and batteries, GMC Service ensures your vehicle is fully prepared for the road ahead.

For drivers in Mobile, AL, where weather can change quickly—ranging from rain to sleet and ice—it’s even more critical to ensure your vehicle is ready to handle colder temperatures and variable conditions. Whether you drive a GMC Sierra 1500, Terrain, or any other model, professional service can make all the difference in ensuring a safe and enjoyable trip.

Get Ahead of the Holiday Rush

The holiday season is a busy time for families, and with increased travel and gatherings, your schedule is likely to fill up quickly. Avoid the longer than usual wait times that often come as the holidays get closer by getting your GMC serviced now. Scheduling your appointment early not only ensures your vehicle is ready for the season but also helps you avoid delays and ensures you’re ready for those spontaneous holiday road trips.

Key Steps to Prepare Your GMC for Holiday Travel

  1. Tire Inspection and Maintenance

Tire health is crucial for safe holiday travel. During your GMC Service appointment, technicians will inspect your tires for wear and check their inflation levels. Improper tire pressure or uneven tread can lead to poor fuel efficiency and dangerous driving conditions.

For those traveling through Mobile, AL, where road surfaces can vary, proper tire care ensures stability and traction, even in wet or icy conditions. Keeping your tires in top shape is one of the most effective ways to avoid potential road hazards.

  1. Battery Health Check

Cold temperatures can be tough on your vehicle’s battery. A GMC Service appointment includes a thorough battery inspection to check its charge and overall health. This step is especially important if you’re planning a long holiday trip, as a weak or failing battery can leave you stranded. Don’t let an unreliable battery be the reason your holiday plans are derailed.

  1. Brake System Evaluation

Your brakes are crucial for safe travel, especially during the busy holiday season when traffic congestion is common. GMC-certified technicians will evaluate your brake pads, rotors, and fluid levels to ensure optimal braking performance. With reliable brakes, navigating holiday traffic in Mobile, AL, and beyond becomes much less stressful.

Additional Tips for Holiday Road Trips

In addition to scheduling your GMC Service appointment, it’s a good idea to pack an emergency kit with essentials like a flashlight, jumper cables, and a first-aid kit. You may also want to check for any software updates on your vehicle’s infotainment system to ensure smooth navigation and connectivity while on the road.

Planning your route in advance and preparing for potential weather challenges can further enhance your holiday travel experience. GMC’s various models, like the Sierra 1500 or Yukon, offer advanced features such as all-wheel drive and cutting-edge safety technologies, making long drives safer and more comfortable.

Conclusion

Preparing your GMC for the holiday travel season doesn’t have to be overwhelming. By scheduling a GMC Service appointment at McConnell GMC today, you can get ahead of the busy holiday season, ensuring your vehicle is in peak condition without the service wait times that come later in the year. Focus on enjoying time with family and friends, knowing that your vehicle is ready for whatever the holidays bring.

For drivers in Mobile, AL, McConnell GMC is your go-to destination for expert service and winter travel preparation. Visit McConnell GMC today to get your GMC vehicle holiday-ready and travel with confidence this season!

In the South, even though we may not face snowstorms, our icy and rainy winters bring their own set of challenges for your GMC. Whether you’re behind the wheel of a Sierra, Yukon, Canyon, or any GMC SUV or truck, preparing for the colder months ahead can prevent breakdowns, enhance safety, and extend the life of your vehicle. Below are the essential steps to properly winterize your GMC and keep it running smoothly through those chilly, wet winter days. Below are the must-do tasks to properly winterize your GMC.

1. Evaluate and Prepare Your Tires

  • Check tread depth and look for uneven wear or damage. Tires with low tread are risky on snow and ice.
  • Maintain proper tire pressure — cold temperatures cause air to contract, often lowering pressure.
  • If you regularly drive in snow or freezing conditions, consider winter tires. They have softer compounds and deeper tread patterns for better grip.
  • Rotate tires or perform alignment if needed before the heavy weather arrives.

2. Test and Service Your Battery & Electrical System

  • Cold weather puts extra strain on your battery. Have it load-tested ahead of time.
  • Check for corrosion at battery terminals; clean them and ensure secure connections.
  • Inspect related systems (alternator, starter) to ensure they are in good working order.

3. Inspect and Change Fluids

  • Coolant / antifreeze: Confirm the mixture is adequate for freezing temperatures and top off if needed.
  • Engine oil: If your region gets very cold, use or confirm you have an oil suited for winter temps.
  • Windshield washer fluid: Swap to a winter-rated formula that won’t freeze.
  • Also inspect coolant hoses, radiator, belts, and other under-hood components for wear, cracks, or leaks.

4. Review Brake System & Suspension

  • Inspect brake pads, rotors, calipers, and lines for wear, corrosion, or leaks.
  • Make sure brake fluid is at proper levels and in good condition.
  • If your GMC has 4WD, locking differentials, or advanced suspension features, confirm they’re operating correctly.

5. Check Lighting and Visibility Equipment

  • Test all exterior lights (headlights, taillights, brake lights, fog lights). Replace any burnt-out bulbs.
  • Replace wiper blades if they are worn. Consider winter wiper blades designed to shed ice and snow.
  • Ensure the windshield washer reservoir is at least half full.
  • Verify the performance of your heater, defroster, and rear defogger — they’re critical in cold, icy conditions.

6. Protect Against Corrosion & Environmental Damage

  • Give your GMC a thorough wash and wax before the first snow to help guard against road salt and grime.
  • Underbody wash or rust-preventive sprays can help protect frame and components exposed to salt.
  • Use all-weather floor mats or liner mats inside the vehicle to trap water, slush, and dirt.

7. Pack an Emergency Kit

Winter preparation isn’t complete without being ready for the unexpected. Keep essentials in your GMC such as:

  • Ice scraper and snow brush
  • Jumper cables or portable jump starter
  • Flashlight with extra batteries
  • Warm blankets, gloves, and extra clothing
  • Non-perishable snacks and bottled water
  • Small shovel or traction aids (like sand or kitty litter)
  • First-aid kit and basic roadside tools

These items can make all the difference if you’re delayed, stranded, or caught in severe weather.

8. Schedule Professional Winterization at a McConnell GMC

While many of these tasks can be done at home, a professional inspection ensures that nothing gets overlooked. Let McConnell GMC located in Mobile, AL,  winterize your GMC or any other make of model vehicle you may own. Our service center is factory trained to tailor your maintenance to your specific vehicle.

The Versatile 2026 GMC Sierra Lineup

For truck enthusiasts, the 2026 GMC Sierra lineup provides a broad range of options. Whether you’re looking for a capable workhorse, a luxurious daily driver, or a cutting-edge electric truck, there’s a Sierra for everyone. With multiple models like the Canyon, Sierra 1500, 2500, 3500, and the exciting new Sierra EV, this lineup offers impressive towing capabilities and unique features tailored to meet the needs of different drivers. Let’s explore what each model brings to the table and who they are perfect for.

The All-Purpose GMC Sierra 1500

The 2026 GMC Sierra 1500 stands out as a versatile full-size pickup that fits a wide range of needs. With multiple trim levels offering varied levels of luxury, power, and towing capacity, it’s ideal for families, contractors, or anyone needing a truck that can handle it all. The Sierra 1500 can tow up to 13,000 pounds, making it perfect for towing trailers or campers while maintaining a smooth ride. Advanced technology, including a user-friendly touchscreen and available driver-assist systems, ensures comfort and convenience on every journey. If you’re searching for a truck that combines capability with refinement, the Sierra 1500 is your go-to.

Heavy-Duty Workhorses: Sierra 2500 and 3500

For those needing serious power, the GMC Sierra 2500 and 3500 models deliver. These heavy-duty trucks are designed to tackle the toughest jobs with ease. The Sierra 2500 boasts a maximum towing capacity of up to 22,070 pounds, while the Sierra 3500 ups the ante to a staggering 36,000 pounds when properly equipped. Whether you’re hauling construction equipment or a large fifth-wheel trailer, these trucks are built to handle it. Their robust diesel engine options, advanced trailering technologies, and reinforced frames make them ideal for professionals in industries like construction, agriculture, or logistics. If your work demands the best in heavy-duty performance, the Sierra 2500 and 3500 won’t disappoint.

The Revolutionary GMC Sierra EV

Rounding out the lineup is the all-new 2026 GMC Sierra EV, a groundbreaking electric truck that blends innovation with capability. Offering impressive towing capabilities, the Sierra EV is ideal for eco-conscious drivers who refuse to compromise on performance. With its cutting-edge battery technology, this electric truck provides substantial range and power while maintaining the rugged durability the Sierra name is known for. It’s perfect for tech-savvy individuals or businesses looking to reduce their carbon footprint without sacrificing utility. Featuring sleek, futuristic styling and a host of advanced features, the Sierra EV represents the future of trucking.

Discover Your Perfect Sierra

With a diverse range of 2026 GMC Sierra trim levels, there truly is a Sierra for everyone. From the nimble Canyon to the heavy-duty 2500 and 3500 models, and the innovative Sierra EV, each model caters to specific needs while delivering the quality and capability GMC is known for. Explore the 2026 Sierra lineup and find the truck that perfectly matches your lifestyle at McConnell GMC.

When you’re in the market for a new GMC vehicle, understanding the differences between the various trim levels can be a game-changer. GMC offers a range of trims that cater to different preferences, budgets, and driving needs. If you’re looking for a powerful GMC Denali truck for sale, knowing which trim suits you best is crucial.

In this guide, we’ll explore the key trims available across GMC’s lineup, including the GMC Elevation, GMC SLT, GMC Denali, GMC AT4, and the top-of-the-line GMC Denali Ultimate. We’ll also highlight some specific models, such as the Yukon Denali and the Yukon AT4, to give you a comprehensive overview.

2025 GMC Sierra Denali

GMC Elevation: Style Meets Value

The GMC Elevation trim is a favorite for those looking for a sleek, modern design without breaking the bank. Available on the GMC Sierra 1500, GMC Canyon, and GMC Terrain, the Elevation trim provides stylish upgrades while maintaining excellent value.

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Are you looking for unbeatable GMC service deals near Mobile, Daphne, Spanish Fort, or Fairhope? MConnell Automotive is here to help with a wide range of summer service specials that will keep your vehicle running smoothly and save you money. Whether you need an oil change, tire service, brake repair,or a battery replacement, we have you covered. Keep reading to learn about our current GMC service coupons and exclusive offers!

McConnell GMC Summer Service Savings

Current GMC Service Specials at MConnell Automotive

At MConnell Automotive, we offer more than just regular service. Our current summer specials are designed to give you the best value on high-quality repairs and maintenance. Take advantage of these incredible deals today!

  • Competitor Coupon Match
    Have a coupon from one of our competitors? No problem! We’ll honor it. Bring it in and we’ll match the price for any similar service offered by our competitors, ensuring you get the best deal in town.
  • $200 Rebate on Select GM Parts and Services
    Save big when you purchase and install select GM parts, including on engine and transmission. Get a $200 rebate to help you invest in the quality parts your vehicle deserves.
  • $59.99 AcDelco Air Filter Installation
    Your vehicle’s air filter plays a crucial role in engine performance. Keep it clean and efficient with our AcDelco air filter installation service for just $59.99.
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GMC terrain

One of the advantages of repairing your vehicle at McConnell GMC service center is access to loaner vehicles. If your vehicle needs to spend more than a day in the shop, a GMC loaner can help ensure you don’t miss a beat.

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What Are Loaner Cars?

A loaner car is a car provided to you by a dealership while your vehicle is in the repair shop. Occasionally, repairs take longer than a day or require waiting on a specific part – a loaner car helps ensure that you have access to reliable transportation in the meantime. Depending on the length of time you need a loaner vehicle and your auto insurance, the dealer may charge a fee for a loaner.

GMC Loaner Car Policy

Getting a GMC loaner is similar to renting a car – you should provide your valid driver’s license and proof of auto insurance. You should also provide your vehicle’s service order and you may be asked to provide credit card information in case of damage to the loaner vehicle. The dealership may also require you to stay under a certain mileage or to fill up the gas tank before you take the vehicle back.

What To Do When You Get a Loaner Car

When you get your GMC loaner car, check it for any scratches, dents, or damages and make sure they’re documented on the paperwork. You’ll also want to double-check any requirements and make sure you understand them before you drive off the lot. Treat the car as you would treat any other rented vehicle and report any issues as soon as possible.

Returning a Loaner Car

If you’ve taken good care of your loaner car, returning it is a snap. The dealer will perform an inspection and let you know if you’ve incurred any fees or damages. Then, you’ll pick up your repaired GMC truck from our auto service center.

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GMC Service Center and Loaner Cars Near Spanish Fort

McConnell GMC is proud to provide loaner vehicles to our customers near Spanish Fort; it’s just one of the little details that sets our dealership apart from the rest. If you need GMC service, drop by or contact us with any questions.

Sierra 1500 2024

The GMC Sierra 1500 is a real truck for real truck people and one of the questions we frequently hear is, “How much can the GMC Sierra 1500 tow?” 

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How Much Can The GMC Sierra 1500 Tow?

The exact towing capacity of your Sierra 1500 depends on the size of the cab and the type of engine. The best engine choice for towing is the 3.0L Duramax® Turbo Diesel engine (available on SLE, Elevation, SLT, Denali, and Denali Ultimate; standard on AT4 and AT4X).

  • Available 4WD diesel towing capacity of up to 13,300 pounds with 3.0L Duramax® Turbo Diesel engine
  • Available towing of up to 13,100 lb on Crew Cab short bed 2WD model with 3.0L Duramax® Turbo Diesel engine, Max Trailering Package, and 20-inch wheels
  • Available towing of up to 11,100 lbs on Crew Cab short bed 2WD model with 5.3L V8 gas engine and Max Trailering Package
  • Available towing of up to 13,100 lbs on Crew Cab 4WD model with 6.2L V8 engine, Max Trailering Package, and 20-inch wheels

GMC Sierra 1500 Towing Capacity

To use the full towing capacity of your Sierra 1500, you need to upgrade to the trailering package available for your vehicle.

Trailering Package

This package is available for the Pro trim; other trims come with this package standard. The trailering package includes:

  • Trailer hitch
  • Hitch Guidance
  • 7-pin connector
  • 4-pin connector or camera ports

Max Trailering Package

Available on the SLE, Elevation, and SLT trims, this package includes:

  • 9.76″ rear axle
  • 3.42 axle ratio (3.73 axle ratio when equipped with 3.0L Duramax Turbo Diesel engine)
  • Enhanced cooling radiator
  • Revised shock tuning for increased control
  • Heavier-duty rear springs
  • Increased Rear Gross Axle Weight Rating
  •  220-amp alternator
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Test Drive the New GMC Sierra 1500 in Mobile, AL

When you need a truck that can get the job done without any messing around, you need a GMC Sierra 1500. At McConnell GMC, we’re here to help you get behind the wheel with affordable financing options and great new car specials. If you want to take a test drive, just stop by our dealership, and if you have more questions about this great truck, please contact us.