Home / Used vehicles / GMC / Sierra 1500
2021 GMC Sierra 1500 SLT
VIN 3GTU9DED5MG142372 · Stock U403229A































Details
- Mileage
- 117,716 mi
- Engine
- 5.3L V8
- Transmission
- 10-speed automatic
- Drivetrain
- 4WD
- Engine
- EcoTec3 5.3L V8
- Body
- 4D Crew Cab
- Exterior
- Summit White
- Interior
- Jet Black
- Fuel
- Gasoline
Equipment 136
Packages
- Driver Alert Package I
- Preferred Equipment Group 4SA
- SLT Convenience Package
- Texas Edition SLT Premium Package
3 more
- Trailering Package
- X31 Off-Road Package
- Texas Edition Badging
Safety
- Security system
- Theft Deterrent System (Unauthorized Entry)
- Lane Change Alert w/Side Blind Zone Alert
- Rear Cross Traffic Alert
12 more
- Ultrasonic Front & Rear Park Assist
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Brake assist
- Electronic Stability Control
- Panic alarm
Technology
- 6 Speakers
- 6-Speaker Audio System Feature
- AM/FM radio: SiriusXM with 360L
- Premium audio system: GMC Infotainment System
15 more
- Radio data system
- Radio: Premium GMC Infotainment Sys w/Multi-Touch
- SiriusXM w/360L
- Steering Wheel Audio Controls
- 12-Volt Rear Auxiliary Power Outlet
- 120-Volt Bed Mounted Power Outlet
- 120-Volt Instrument Panel Power Outlet
- 2 USB Ports
- 2 USB Ports (1st Row)
- 4G LTE Wi-Fi Hotspot Capable
- Apple CarPlay/Android Auto
- GMC Connected Access Capable
- OnStar & GMC Connected Services Capable
- Rear Dual USB Charging-Only Ports
- Steering wheel mounted audio controls
Interior
- Automatic temperature control
- Electric Rear-Window Defogger
- Front dual zone A/C
- Rear window defroster
51 more
- 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
- Remote Vehicle Starter System
- Universal Home Remote
- Electrical Lock Control Steering Column
- Manual Tilt-Wheel & Telescoping Steering Column
- Keyless Open & Start
- Power Door Locks
- LED Cargo Area Lighting
- All-Weather Floor Liner (LPO)
- Auto-dimming Rear-View mirror
- Color-Keyed Carpeting Floor Covering
- Floor-Mounted Center Console
- Heated steering wheel
- Rear reading lights
- Rear seat center armrest
- Voltmeter
- 10-Way Power Driver Seat Adjuster w/Lumbar
- 10-Way Power Passenger Seat Adjuster w/Lumbar
- Front 40/20/40 Split-Bench Seat
- Heated 2nd Row Outboard Seats
- Heated Driver & Front Outboard Passenger Seating
- Heated front seats
- Perf Leather-Appointed Front Outboard Seat Trim
- Power passenger seat
- Ventilated Driver & Front Passenger Seats
- Front Center Armrest w/Storage
- Power Sliding Rear Window w/Rear Defogger
- Air Conditioning
- Power windows
- Remote keyless entry
- Speed control
- Compass
- Driver door bin
- Driver vanity mirror
- Front reading lights
- Illuminated entry
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trip computer
- Front Bucket Seats
- Split folding rear seat
- Passenger door bin
Exterior
- Front fog lights
- Perimeter Lighting
- Auto-dimming door mirrors
- Bumpers: chrome
15 more
- Chrome Grille
- Chrome Wheel To Wheel Assist Steps
- Rear step bumper
- Rear Wheelhouse Liners
- X31 Hard Badge
- 20" x 9" Polished Aluminum Wheels
- Wheel Locks (Set of 4) (LPO)
- Wheels: 18" x 8.5" 6-Spoke Machined Aluminum
- Deep-Tinted Glass
- Delay-off headlights
- Fully automatic headlights
- Heated door mirrors
- Power door mirrors
- Alloy wheels
- Variably intermittent wipers
Mechanical
- Auto-Locking Rear Differential
- Heavy Duty Suspension
- Off-Road Suspension
- Speed-sensing steering
16 more
- Front wheel independent suspension
- Hill Descent Control
- Dual Exhaust w/Premium Tips
- 170 Amp Alternator
- Auxiliary External Transmission Oil Cooler
- Heavy-Duty Air Filter
- ProGrade Trailering System
- Front Frame-Mounted Black Recovery Hooks
- Hitch Guidance
- Hitch Guidance w/Hitch View
- In-Vehicle Trailering App
- Integrated Trailer Brake Controller
- 3.23 Rear Axle Ratio
- 4WD
- Power steering
- Front anti-roll bar
From the store
Call us at 512-954-9290
This 2021 GMC Sierra 1500 SLT Crew Cab delivers impressive capability with a powerful EcoTec3 5.3L V8 engine paired to a smooth 10-speed automatic transmission. Built for both work and weekend adventures, this white truck features 4WD with the X31 Off-Road Package, all-terrain tires, and a range of premium features designed for comfort and utility.
- 4WD with Auto-Locking Rear Differential
- Texas Edition SLT Premium Package
- X31 Off-Road Package with Hill Descent Control
- ProGrade Trailering System with Integrated Trailer Brake Controller
- Heated leather seats with ventilation
- Remote vehicle starter and keyless start
- 120-volt power outlet and dual USB charging ports
- Chrome assist steps and LED cargo area lighting
- Dual exhaust with premium tips
- Lane change alert with side blind zone alert
The SLT trim combines functionality with refinement, offering leather interior, dual-zone climate control, and an infotainment system with Apple CarPlay and Android Auto. With advanced safety features including rear cross traffic alert, ultrasonic park assist, and hitch guidance, this Sierra is ready for your next adventure. Stop by and experience the quality and performance this truck has to offer.
Call us at 512-954-9290
Similar vehicles in stock
All used vehicles →
2016 GMC Sierra 1500 Denali
Stock DP1651 · VIN 3GTU2PECXGG352323

2023 GMC Sierra 1500 Elevation
Stock G395164A · VIN 1GTRUJEK0PZ293903

2021 GMC Sierra 1500 SLT
Stock G502512A · VIN 1GTP8DED7MZ215385

2020 Ram 1500 Limited
Stock N428486A · VIN 1C6SRFHT2LN375872

2020 Ford F-150 Lariat
Stock DP1650 · VIN 1FTEW1CP1LFA14235

2024 Chevrolet Silverado 1500 Custom
Stock Z359725A · VIN 1GCPDBEK6RZ263062