Used 2023 GMC Sierra 1500 AT4
7,565 mi.
Vehicle Details
Description
Command the road in bold style and rugged luxury with the 2023 GMC Sierra 1500 AT4. Featuring a 6.2L EcoTec3 V8 engine paired with a 10-speed automatic transmission, this Crew Cab 4WD powerhouse blends premium craftsmanship with off-road capability.
Entertainment & Connectivity Features
13.4″ Color Touchscreen Premium GMC Infotainment System
Wireless Apple CarPlay & Android Auto
12.3″ Digital Driver Information Center
Bose Premium Sound System
Keyless Open & Remote Start
SiriusXM Capable
3 Years of GMC Connected Services
3 Years OnStar Premium Plan (Remote Access, Safety & Security, Unlimited WiFi)
Added Features
Technology Package (Rear Camera Mirror, 15″ Head-Up Display, Bed View Camera)
6.2L EcoTec3 V8 Engine with Dynamic Fuel Management
Power Sunroof
AT4 Preferred Package (Universal Home Remote, Rear Sliding Power Window, Adaptive Cruise Control)
20″ Machined Aluminum Wheels with Carbon Grey Accents
Volcanic Red Tintcoat Paint
Safety Features
GMC Pro Safety Suite (Automatic Emergency Braking, Forward Collision Alert, Front Pedestrian Braking, Lane Keep Assist with Lane Departure Warning, Following Distance Indicator, IntelliBeam Auto High Beams)
Safety Alert Seat
Teen Driver Mode
Tire Pressure Monitoring with Tire Fill Alert
Standard Features
Heated & Ventilated Front Seats
Heated Rear Outer Seats
Dual Zone Climate Control
Power Folding & Heated Mirrors with Auto-Dimming
Spray-On Bedliner with AT4 Logo
GMC MultiPro Tailgate
LED Headlamps, Taillamps, and Fog Lamps
Premium Wrapped & Heated Steering Wheel
Hill Descent Control & Skid Plates
Mechanical Features
Auto Locking Rear Differential
2-Speed Autotrac Transfer Case
Off-Road Suspension with 2″ Lift and Monotube Shocks
Stabilitrak with Trailer Sway Control & Hill Start Assist
Trailer Brake Controller
120V Power Outlets in Bed & Instrument Panel
Trailering Package
Why Buy From Port Lavaca Auto Group?
Locally owned, customer-first experience
Transparent, hassle-free buying process
Huge selection of lifted and customized trucks
Easy financing options with top-rated lenders
On-site service with factory-trained technicians
4.8-star average Google rating
Trade-ins welcomed and appraised on the spot
Friendly, bilingual staff
No-pressure, relaxed atmosphere
Convenient Gulf Coast location
Customer Review Example:
“The team at Port Lavaca GMC made buying my Sierra smooth and enjoyable. They answered all my questions, gave me a great trade-in value, and I never felt rushed. Highly recommend!” Marcus L., April 17, 2025
Your next rugged, refined, and ready-for-anything GMC Sierra is waiting at Port Lavaca where honesty drives everything we do.
Standard Features
- Navigation System
- AT4 Preferred Package
- Preferred Equipment Group 4SB
- Technology Package
- Trailering Package
- 2 USB Ports
- 7 Speakers
- AM/FM radio
- Premium audio system: GMC Infotainment System
- Premium Bose 7-Speaker Sound 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 Instrument Panel Power Outlet
- Driver Memory
- 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
- Auto-Locking Rear Differential
- 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
- Electrical Steering Column Lock
- Emergency communication system: OnStar and GMC connected services capable
- Front anti-roll bar
- Front wheel independent suspension
- Keyless Open & Start
- Low tire pressure warning
- Not Equipped w/Steering Column Lock
- Occupant sensing airbag
- Overhead airbag
- Power Door Locks
- 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)
- Adaptive Cruise Control
- Speed control
- 170 Amp Alternator
- 220 Amp Alternator
- Auxiliary External Transmission Oil Cooler
- Block heater
- Engine Block Heater
- External Engine Oil Cooling
- Heavy-Duty Air Filter
- Auto-dimming door mirrors
- Black Chrome Header & Grille Insert Bars
- Bumpers: body-color
- Front License Plate Kit
- 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 Bed Liner w/AT4 Logo
- 2 Charge/Data USB Ports Inside Center Console
- 2 Type-C Charge-Only Rear 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
- 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 Camera 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 Charging
- Wireless Phone Projection
- 10-Way Power Driver Seat Adjuster w/Lumbar
- 10-Way Power Passenger Seat Adjuster w/Lumbar
- Front Bucket Seats
- Front Center Armrest
- Heated 2nd Row Outboard Seats
- Heated Driver & Front Outboard Passenger Seating
- Heated front seats
- Heated rear seats
- Perforated Front Leather Seat Trim
- Power passenger seat
- Split folding rear seat
- Ventilated Driver & Front Passenger Seats
- Ventilated front seats
- Passenger door bin
- Hitch Guidance
- Hitch Guidance w/Hitch View
- In-Vehicle Trailering App
- Integrated Trailer Brake Controller
- Red Recovery Hooks
- 18″ x 8.5″ Machined Aluminum Wheels
- Alloy wheels
- Wheels: 20″ x 9″ Machined Aluminum
- Deep-Tinted Glass
- Front Rainsensing Wipers
- Power Sliding Rear Window w/Rear Defogger
- Rain sensing wipers
- Variably intermittent wipers
- 3.23 Rear Axle Ratio
VEHICLE DATA
Certain specifications, prices and equipment data have been provided under license from Chrome Data Solutions (\’Chrome Data\’). © 2025 Chrome Data Solutions, LP. All Rights Reserved. This information is supplied for personal use only and may not be used for any commercial purpose whatsoever without the express written consent of Chrome Data. Chrome Data makes no guarantee or warranty, either expressed or implied, including without limitation any warranty of merchantability or fitness for particular purpose, with respect to the data presented here. All specifications, prices and equipment are subject to change without notice.
ESTIMATE MPG
EPA mileage ratings are supplied by Chrome Data Solutions, LP for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid models only) and other factors.
Based on 2019 EPA mileage ratings. Your MPGe/MPG and driving range will vary depending on driving conditions, how you drive and maintain your vehicle, battery-pack age/condition, and other factors.
PRICING
Vehicle pricing is believed to be accurate. Tax, title and registration are not included in prices shown unless otherwise stated. Manufacturer incentives may vary by region and are subject to change. Vehicle information & features are based upon standard equipment and may vary by vehicle. Monthly payments may be higher or lower based upon incentives, qualifying programs, credit qualifications, residency & fees. No claims, or warranties are made to guarantee the accuracy of vehicle pricing, payments or actual equipment. Call to confirm accuracy of any information.
Manufacturer’s Rebate subject to residency restrictions. Any customer not meeting the residency restrictions will receive a dealer discount in the same amount of the manufacturer’s rebate.
