2024 GMC Sierra 1500 AT4X Crew Cab 4WD

The 2024 GMC Sierra 1500 AT4X in Thunderstorm Gray with Obsidian Rush interior delivers premium off-road capability, bold full-size truck presence, and refined Crew Cab comfort for drivers who want more than just another half-ton pickup. Powered by a 3.0L I6 engine and paired with a 10-speed automatic transmission, this Sierra 1500 AT4X offers smooth power delivery, confident 4WD traction, and the kind of rugged versatility that fits daily driving, travel, towing, and weekend adventure without missing a beat. With 45,440 miles, this AT4X brings standout styling, upscale interior appeal, and strong market presence in one highly desirable truck. Entertainment and Connectivity Features Large touchscreen infotainment display Apple CarPlay integration Android Auto integration Bluetooth hands-free connectivity Premium audio system Navigation capability USB charging and media ports Wireless phone charging capability Steering wheel mounted audio and phone controls Voice recognition capability Added Features AT4X premium off-road trim package Thunderstorm Gray exterior Obsidian Rush interior Four-wheel drive capability 3.0L I6 performance Crew Cab configuration Premium leather-appointed interior Off-road tuned suspension capability Rugged AT4X exterior styling Elevated ground-clearance appeal Safety Features Forward Collision Alert Automatic Emergency Braking Lane Keep Assist with Lane Departure Warning Following Distance Indicator Blind Zone Alert capability Rear Cross Traffic Braking capability HD rear vision camera Front and rear park assist Electronic Stability Control Anti-lock braking system Standard Features LED headlamps and LED daytime running lights Premium alloy wheels Dual-zone automatic climate control Power windows and door locks Push-button start Remote start capability Spacious Crew Cab interior Rear seat air vents Power-adjustable front seating Premium interior trim and accents Mechanical Features 3.0L I6 engine 10-speed automatic transmission Four-wheel drive Off-road suspension capability Four-wheel disc brakes Electric power steering Drive mode capability Trail-ready chassis tuning Strong towing and hauling capability Smooth power delivery for work and recreation Why drivers choose Port Lavaca Auto Group for their next vehicle Trusted dealership serving Texas drivers with transparent, pressure-free buying experiences Large selection of quality SUVs, trucks, and cars ready for immediate delivery Knowledgeable product specialists who help match drivers with the right vehicle Flexible financing options for a wide range of buyers Ongoing customer support and service after the sale Strong reputation backed by consistent five-star Google reviews Customer Review Highlight We shopped around quite a bit before buying, and Port Lavaca Auto Group stood out right away. They were professional, easy to talk to, and made sure everything was clear from start to finish. Heather W., March 2026 From its 4WD capability and premium AT4X off-road attitude to its upscale Crew Cab interior and bold Thunderstorm Gray finish, the 2024 GMC Sierra 1500 AT4X is built for drivers who want full-size truck strength, standout styling, and everyday comfort wrapped into one seriously capable pickup.

Additional Information

Navigation System,Preferred Equipment Group 4SG,Trailering Package,12 Speakers,AM/FM radio: SiriusXM with 360L,Bose Premium Series w/12-Speaker System,MultiPro Tailgate Audio System by Kicker (LPO),Premium audio system: GMC Infotainment System,Radio data system,Radio: Premium GMC Infotainment Audio System,SiriusXM w/360L,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,120-Volt Bed Mounted Power Outlet,120-Volt Interior Power Outlet,Driver Memory,Heads-Up Display,Memory seat,Power driver seat,Power Front Passenger Windows w/Express Up/Down,Power Front Windows w/Driver Express Up/Down,Power Rear Windows w/Express Down,Power steering,Power windows,Push Button Start,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Off-Road Suspension,Power Rake & Telescoping Steering Column,Speed-sensing steering,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Front anti-roll bar,Front wheel independent suspension,Keyless Open & Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Door Locks,Power moonroof,Power Sunroof,Brake assist,Electronic Stability Control,Hill Descent Control,Auto High-beam Headlights,Delay-off headlights,Front fog lights,Fully automatic headlights,Perimeter Lighting,Panic alarm,Security system,Theft Deterrent System (Unauthorized Entry),Speed control,Driver-Selectable Full-Locking Front Differential,Driver-Selectable Full-Locking Rear Differential,220 Amp Alternator,Block heater,Engine Block Heater,Heavy-Duty Air Filter,Auto-dimming door mirrors,Front License Plate Kit,Gloss Black Header w/Drk Nickel Grille Insert Bars,Heated door mirrors,IntelliBeam Automatic High Beam On/Off,LED Cargo Area Lighting,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,Spray-On Pickup Bedliner w/AT4X Logo,2 Charge/Data USB Ports Inside Center Console,2 Type-C Charge-Only Rear USB Ports,2 USB Ports,Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Automatic Emergency Braking,Bed View Camera,Buckle to Drive,Color-Keyed Carpeting Floor Covering,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front Prem Floor Liners w/Removable Carpet Insert,Front reading lights,Garage door transmitter,Genuine wood dashboard insert,Genuine wood door panel insert,GMC Connected Access Capable,HD Surround Vision,Heated steering wheel,Illuminated entry,Lane Keep Assist w/Lane Departure Warning,Multicolor 15" Diagonal Head-Up Display,OnStar & GMC Connected Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Braking,Rear Pedestrian Detection,Rear Prem Floor Liners w/Removable Carpet Insert,Rear reading lights,Rear seat center armrest,Safety Alert Seat,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Camera Provisions,Trailer Side Blind Zone Alert,Trip computer,Ultrasonic Front & Rear Park Assist,Voltmeter,Wi-Fi Hotspot Capable,Wireless Apple CarPlay/Wireless Android Auto,Wireless Charging,16-Way Power Driver Seat Adjuster w/Lumbar,16-Way Power Passenger Seat Adjuster w/Lumbar,Front Bucket Seats,Front Center Armrest,Full Grain Leather Seat Trim,Heated 2nd Row Outboard Seats,Heated Driver & Front Outboard Passenger Seating,Heated front seats,Heated rear seats,Power passenger seat,Split folding rear seat,Ventilated Driver & Front Passenger Seats,Ventilated front seats,Passenger door bin,Hitch Guidance,Hitch View,In-Vehicle Trailering System App,Integrated Trailer Brake Controller,Trailer Tire Pressure Monitor System,Alloy wheels,Wheels: 18" x 8.5" Painted Aluminum,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Sliding Rear Window w/Rear Defogger,Rain sensing wipers,Variably intermittent wipers,3.23 Rear Axle Ratio