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Seller’s Comments
Off-Road Muscle with Luxury Comfort – 2021 GMC Sierra 1500 AT4 | DeMontrond Texas City
Recent Arrival! Bold, capable, and loaded with premium features — this 2021 GMC Sierra 1500 AT4 combines rugged 4WD performance with upscale refinement. Dressed in Summit White and powered by a commanding EcoTec3 5.3L V8, this truck is built to take on Texas terrain in style.
🛡 Backed by DeMontrond’s exclusive Warranty Forever – Unlimited time. Unlimited miles. Unlimited peace of mind.
🔥
Highlighted Features:
AT4 Premium & Preferred Packages
Driver Alert Packages I & II (Lane Keep Assist, Blind Spot Monitoring, Adaptive Cruise Control, & More)
10-Speed Automatic Transmission
4WD with Off-Road Suspension & Hill Descent Control
Heated & Ventilated Leather Seats w/ Kalahari Accents
Premium Bose 7-Speaker Sound System
Navigation, Apple CarPlay & Android Auto
Spray-On Bedliner w/ AT4 Logo
ProGrade Trailering System & Hitch Guidance
🛻 Whether you're trailering, commuting, or heading off the beaten path, this Sierra AT4 delivers high-end capability with next-level comfort.
✅ Why DeMontrond Texas City?
Friendly service. Transparent pricing. No commissioned sales. Just a better way to buy your next truck.
Summary
-
Miles
78,780 -
Ext. Color
White -
Int. Color
Jet Black With Kalahari Accents -
Engine
EcoTec3 5.3L V8 -
Transmission
Automatic -
Trim
AT4 -
Drivetrain
4WD -
City MPG
-
Highway MPG
-
VIN
3GTP9EED4MG184440 -
Stock #
TMG184440
Features
Options
- AT4 Preferred Package
- AT4 Premium Package
- Driver Alert Package I
- Driver Alert Package II
- Preferred Equipment Group 4SB
- Trailering Package
- 6 Speakers
- 6-Speaker Audio System Feature
- AM/FM radio: SiriusXM with 360L
- Premium audio system: GMC Infotainment System
- Premium Bose 7-Speaker Sound System
- Radio data system
- Radio: Premium GMC Infotainment Sys w/Multi-Touch
- Radio: Premium GMC Infotainment Sys w/Navigation
- SiriusXM w/360L
- Steering Wheel Audio Controls
- Air Conditioning
- Automatic temperature control
- Electric Rear-Window Defogger
- Front dual zone A/C
- Rear window defroster
- 12-Volt Rear Auxiliary Power Outlet
- 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
- Remote keyless entry
- Remote Vehicle Starter System
- Steering wheel mounted audio controls
- Universal Home Remote
- Auto-Locking Rear Differential
- Electrical Lock Control Steering Column
- Manual Tilt-Wheel & Telescoping Steering Column
- Off-Road Suspension
- 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
- Brake assist
- Electronic Stability Control
- Hill Descent Control
- 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
- Auxiliary External Transmission Oil Cooler
- Heavy-Duty Air Filter
- AT4 High Clearance Step (LPO)
- Auto-dimming door mirrors
- Body-Color Surround Grille
- Bumpers: body-color
- Heated door mirrors
- IntelliBeam Automatic High Beam On/Off
- LED Cargo Area Lighting
- Power door mirrors
- ProGrade Trailering System
- Rear step bumper
- Rear Wheelhouse Liners
- Spray-On Pickup Bed Liner w/AT4 Logo
- 2 USB Ports
- 2 USB Ports (1st Row)
- 4.2" Diagonal Color Display Driver Info Center
- 4G LTE Wi-Fi Hotspot Capable
- Apple CarPlay/Android Auto
- Auto-dimming Rear-View mirror
- Automatic Emergency Braking
- 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 Rear Vision Camera
- Heated steering wheel
- Illuminated entry
- Lane Change Alert w/Side Blind Zone Alert
- Lane Keep Assist w/Lane Departure Warning
- OnStar & GMC Connected Services Capable
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Cross Traffic Alert
- Rear Dual USB Charging-Only Ports
- 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
- Trip computer
- Ultrasonic Front & Rear Park Assist
- Voltmeter
- Wireless Charging
- 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
- Perforated Leather-Appointed Front 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
- Deep-Tinted Glass
- Power Sliding Rear Window w/Rear Defogger
- Variably intermittent wipers
- 3.23 Rear Axle Ratio
- WARRANTY FOREVER!!
Location
DeMontrond Gulf Freeway
3220 Gulf FreewayTexas City, TX 77591
