Pre-Owned 2021 GMC Sierra 1500 SLT
- VIN: 3GTU9DET0MG229393
- Stock: G4692A
Basic Info
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Exterior:SUMMIT WHITE
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Drivetrain:Four Wheel Drive
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Interior:JET BLACK, PERFORATED LEATHER-APPOINTED FRONT OUTBOARD SEAT TRIM
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Transmission:Automatic
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Engine:Engine: Duramax 3.0L, Turbo-Diesel, Inline 6 Cylinder
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Fuel Efficiency:14 CITY / 20 HWY
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Mileage:85,895
Key Features
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AWD
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Adaptive Cruise Control
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Android Auto
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Apple CarPlay
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Automatic Climate Control
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Bluetooth
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Fog Lights
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Heated Seats
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Lane Departure Warning
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Lane keep assist
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Parking Sensors / Assist
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Premium Audio
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Premium Plus Package
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Rear Heated Seats
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Side-Impact Air Bags
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Tow Package
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Wireless Phone Charging
Description
2021 GMC Sierra 1500 SLT Crew Cab 4WD Duramax Diesel Summit White | Premium SLT Interior
Power, capability, luxury, and efficiency come together in this exceptionally equipped 2021 GMC Sierra 1500 SLT Crew Cab Short Bed 4WD. Finished in crisp Summit White and powered by the highly sought-after 3.0L Duramax® Turbo-Diesel engine, this Sierra delivers impressive towing capability, outstanding fuel economy, and premium comfort. Available now at Cardinal Buick GMC, this truck is built for drivers who demand both hard-working performance and upscale refinement.
At the heart of this Sierra is the legendary 3.0L Duramax Turbo-Diesel Inline-6, paired with a smooth-shifting 10-speed automatic transmission and capable 4WD system. Known for its impressive torque, quiet operation, and excellent fuel economy, this diesel-powered Sierra is ideal for towing, hauling, commuting, and long-distance travel.
This truck is loaded with premium equipment including the highly desirable SLT Premium Plus Package, SLT Convenience Package, SLT Preferred Package, X31 Off-Road Package, Trailering Package, and both Driver Alert Packages I & II, making it one of the best-equipped Sierra SLTs available.
The rugged exterior features premium aluminum wheels, LED lighting, running boards, tow hooks, integrated tailgate step, bed liner, power-folding heated mirrors with memory, dual premium exhaust tips, front and rear all-terrain tires, and X31 Off-Road badging. The bold GMC styling combined with off-road enhancements gives this Sierra a commanding presence wherever it goes.
Inside, the spacious Crew Cab cabin offers premium comfort with features including leather-appointed seating, heated front seats, power driver and passenger seats, memory seating, rear storage package, dual-zone automatic climate control, premium floor mats, remote start, keyless entry with push-button start, auto-dimming mirrors, and a versatile rear seating configuration with additional storage.
Technology highlights include navigation, premium sound system, Bluetooth®, Wi-Fi hotspot capability, SiriusXM®, Apple CarPlay®, Android Auto™, trailer technology integration, universal garage door opener, telematics, backup camera, and GMC's intuitive infotainment system.
Safety is a major advantage thanks to the comprehensive Driver Alert Packages, providing advanced driver-assistance technologies such as Adaptive Cruise Control, Forward Collision Alert, Automatic Emergency Braking, Lane Keep Assist, Lane Departure Warning, Blind Zone Monitoring, Rear Cross-Traffic Alert, Rear Park Assist, Safety Alert Seat, Following Distance Indicator, Automatic High Beams, and Hill Descent Control.
The X31 Off-Road Package adds enhanced capability with all-terrain tires, off-road suspension tuning, hill descent control, skid plate protection, and upgraded off-road performance, making this Sierra equally comfortable on the jobsite, highway, or trail.
If you're searching for a 2021 GMC Sierra 1500 Duramax for sale, GMC Sierra SLT diesel, Duramax Crew Cab 4WD, Sierra with X31 Off-Road Package, diesel truck near St. Louis, GMC Sierra with adaptive cruise control, or one of the best diesel half-ton trucks on the market, this exceptional Sierra deserves your attention.
At Cardinal Buick GMC, we proudly serve customers throughout Belleville, O'Fallon, Edwardsville, Collinsville, Columbia, Waterloo, Fairview Heights, St. Louis, and surrounding communities. Call 618-233-0303 today to schedule your test drive and discover why the GMC Sierra Duramax continues to be one of the most desirable trucks in America.
Power, capability, luxury, and efficiency come together in this exceptionally equipped 2021 GMC Sierra 1500 SLT Crew Cab Short Bed 4WD. Finished in crisp Summit White and powered by the highly sought-after 3.0L Duramax® Turbo-Diesel engine, this Sierra delivers impressive towing capability, outstanding fuel economy, and premium comfort. Available now at Cardinal Buick GMC, this truck is built for drivers who demand both hard-working performance and upscale refinement.
At the heart of this Sierra is the legendary 3.0L Duramax Turbo-Diesel Inline-6, paired with a smooth-shifting 10-speed automatic transmission and capable 4WD system. Known for its impressive torque, quiet operation, and excellent fuel economy, this diesel-powered Sierra is ideal for towing, hauling, commuting, and long-distance travel.
This truck is loaded with premium equipment including the highly desirable SLT Premium Plus Package, SLT Convenience Package, SLT Preferred Package, X31 Off-Road Package, Trailering Package, and both Driver Alert Packages I & II, making it one of the best-equipped Sierra SLTs available.
The rugged exterior features premium aluminum wheels, LED lighting, running boards, tow hooks, integrated tailgate step, bed liner, power-folding heated mirrors with memory, dual premium exhaust tips, front and rear all-terrain tires, and X31 Off-Road badging. The bold GMC styling combined with off-road enhancements gives this Sierra a commanding presence wherever it goes.
Inside, the spacious Crew Cab cabin offers premium comfort with features including leather-appointed seating, heated front seats, power driver and passenger seats, memory seating, rear storage package, dual-zone automatic climate control, premium floor mats, remote start, keyless entry with push-button start, auto-dimming mirrors, and a versatile rear seating configuration with additional storage.
Technology highlights include navigation, premium sound system, Bluetooth®, Wi-Fi hotspot capability, SiriusXM®, Apple CarPlay®, Android Auto™, trailer technology integration, universal garage door opener, telematics, backup camera, and GMC's intuitive infotainment system.
Safety is a major advantage thanks to the comprehensive Driver Alert Packages, providing advanced driver-assistance technologies such as Adaptive Cruise Control, Forward Collision Alert, Automatic Emergency Braking, Lane Keep Assist, Lane Departure Warning, Blind Zone Monitoring, Rear Cross-Traffic Alert, Rear Park Assist, Safety Alert Seat, Following Distance Indicator, Automatic High Beams, and Hill Descent Control.
The X31 Off-Road Package adds enhanced capability with all-terrain tires, off-road suspension tuning, hill descent control, skid plate protection, and upgraded off-road performance, making this Sierra equally comfortable on the jobsite, highway, or trail.
If you're searching for a 2021 GMC Sierra 1500 Duramax for sale, GMC Sierra SLT diesel, Duramax Crew Cab 4WD, Sierra with X31 Off-Road Package, diesel truck near St. Louis, GMC Sierra with adaptive cruise control, or one of the best diesel half-ton trucks on the market, this exceptional Sierra deserves your attention.
At Cardinal Buick GMC, we proudly serve customers throughout Belleville, O'Fallon, Edwardsville, Collinsville, Columbia, Waterloo, Fairview Heights, St. Louis, and surrounding communities. Call 618-233-0303 today to schedule your test drive and discover why the GMC Sierra Duramax continues to be one of the most desirable trucks in America.
Vehicle Details
Exterior
- Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
- Wheelhouse liners, rear
- Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
- Bumper, front chrome lower
- Bumper, rear chrome with bumper CornerSteps
- CornerStep, rear bumper
- Moldings, window surround, Chrome
- Grille (Chrome surround with high gloss Black mesh and Chrome inserts.)
- Fog lamps, LED
- Taillamps, LED signature taillight with LED stop and reverse light
- Mirror caps, chrome
- Glass, deep-tinted
- Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
- LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
- Tailgate, GMC MultiPro Tailgate with six functional load/access features
- Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
- Tailgate and bed rail protection caps, top
- Door handles, chrome
Interior
- Seat adjuster, driver 10-way power including lumbar
- Seat adjuster, passenger 10-way power including lumbar
- Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
- Floor covering, color-keyed carpeting
- Steering column, manual Tilt-Wheel and telescoping
- Steering wheel, leather-wrapped
- Steering wheel, heated
- Instrument cluster, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
- Driver Information Center, 4.2" diagonal color display includes driver personalization
- In-vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder and trailer electrical diagnostics
- Compass, located in instrument cluster
- Exterior Temperature Display, located in radio display
- Brake lining wear indicator
- Remote vehicle starter system
- Theft-deterrent system, unauthorized entry
- Steering column, lock control, electrical
- Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
- USB ports, dual, charge-only (2nd row)
- Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
- Air conditioning, dual-zone automatic climate control
- Air vents, rear
- Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
- GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)
Entertainment
- Audio system feature, 6-speaker system
- Steering wheel audio controls
- 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Mechanical
- Rear axle, 3.23 ratio (Not available with (NHT) Max Trailering Package.)
- Pickup bed
- GVWR, 7100 lbs. (3221 kg) (Requires Crew Cab 4WD model with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine without (NHT) Max Trailering Package. Requires Crew Cab 2WD model with (L84) 5.3L EcoTec3 V8 engine and (NHT) Max Trailering Package.)
- Automatic Stop/Start (Standard on vehicles built before 6-7-2021. Most vehicles built on or after 6-7-2021 that are equipped with a V8 engine and (MQB) 10-speed automatic transmission will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start and its content. See dealer for details)
- Auto-locking rear differential
- Transfer case, single speed, electronic Autotrac with push button control (4WD models only)
- Four wheel drive
- Cooling, external engine oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
- Cooling, auxiliary external transmission oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
- Alternator, 170 amps (Included and only available with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine. Not available with (NHT) Max Trailering Package, (LM2) Duramax 3.0L Turbo-Diesel I6 engine or (VYU) Snow Plow Prep Package.)
- Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L84) 5.3L EcoTec3 V8 engine, (L3B) 2.7L Turbo engine and (L87) 6.2L EcoTec3 V8 engine.)
- Frame, fully-boxed, hydroformed front section
- Trailer brake controller, integrated
- Cargo tie downs (12), fixed, rated at 500 lbs per corner
- Steering, Electric Power Steering (EPS) assist, rack-and-pinion
- Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
- Capless Fuel Fill
- Exhaust, single outlet
- Exhaust, aluminized stainless-steel muffler and tailpipe
Safety
- StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
- Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
- Hitch Guidance
- Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
- Rear Seat Reminder
Tech Specs
- Vehicle Name: GMC Sierra 1500
- Body Style: Crew Cab Pickup
- Body Code: E63
- Drivetrain: Four Wheel Drive
- Passenger Capacity: 6
- Gross Axle Wt Rating - Front: 3800
- Gross Axle Wt Rating - Rear: 3800
- Curb Weight - Front: 2839
- Curb Weight - Rear: 1976
- EPA Greenhouse Gas Score:
- Gross Vehicle Weight Rating Cap: 7100
- Gross Combined Wt Rating: 15000
- Dead Weight Hitch - Max Trailer Wt.: 5000
- Dead Weight Hitch - Max Tongue Wt.: 500
- Maximum Trailering Capacity: 11700
- Fuel System: Direct Injection
- Trans Order Code: MQE
- Trans Type: 8
- Trans Description Cont.: Automatic
- Trans Description Cont. Again:
- First Gear Ratio (:1): 4.56
- Second Gear Ratio (:1): 2.97
- Third Gear Ratio (:1): 2.08
- Fourth Gear Ratio (:1): 1.69
- Fifth Gear Ratio (:1): 1.27
- Sixth Gear Ratio (:1): 1.00
- Seventh Gear Ratio (:1): 0.85
- Eighth Gear Ratio (:1): 0.65
- Ninth Gear Ratio (:1):
- Tenth Gear Ratio (:1):
- Reverse Ratio (:1): 3.82
- Clutch Size:
- Trans Power Take Off:
- Trans PTO Access:
- Transfer Case Model: Magna
- Transfer Case Gear Ratio (:1), High: 1.0
- Transfer Case Gear Ratio (:1), Low:
- Transfer Case Power Take Off:
- Cold Cranking Amps @ 0° F (2nd):
- Maximum Alternator Capacity (amps): 170
- Maximum Alternator Watts: - TBD -
- Total Cooling System Capacity: - TBD -
- Engine Oil Cooler: Yes
- Frame Type: Hydroformed
- Suspension Type - Front: Independent
- Suspension Type - Rear: Solid Axle
- Spring Capacity - Front: 3800
- Spring Capacity - Rear: 3850
- Axle Type - Front: - TBD -
- Axle Type - Rear: - TBD -
- Axle Capacity - Front: 3800
- Axle Capacity - Rear: 3800
- Axle Ratio (:1) - Front: 3.23
- Axle Ratio (:1) - Rear: 3.23
- Shock Absorber Diameter - Front: 50
- Shock Absorber Diameter - Rear: 50
- Stabilizer Bar Diameter - Front: 1.30
- Stabilizer Bar Diameter - Rear:
- Front Tire Order Code: QDF
- Rear Tire Order Code: QDF
- Spare Tire Order Code: XCQ
- Front Tire Size: 265/65R18SL
- Rear Tire Size: 265/65R18SL
- Spare Tire Size: 265/70R17SL
- Front Tire Capacity: - TBD -
- Rear Tire Capacity: - TBD -
- Spare Tire Capacity: - TBD -
- Revolutions/Mile @ 45 mph - Front: - TBD -
- Revolutions/Mile @ 45 mph - Rear: - TBD -
- Revolutions/Mile @ 45 mph - Spare: - TBD -
- Front Wheel Size: 18 x 8.5
- Rear Wheel Size: 18 x 8.5
- Spare Wheel Size: 17 x - TBD -
- Front Wheel Material: Aluminum
- Rear Wheel Material: Aluminum
- Spare Wheel Material: Steel
- Steering Type: Electric Rack & Pinion
- Steering Ratio (:1), On Center: - TBD -
- Steering Ratio (:1), At Lock: - TBD -
- Turning Diameter - Curb to Curb: 46.9
- Turning Diameter - Wall to Wall: - TBD -
- Brake Type: Pwr
- Brake ABS System: 4-Wheel
- Brake ABS System (Second Line):
- Disc - Front (Yes or ): Yes
- Disc - Rear (Yes or ): Yes
- Front Brake Rotor Diam x Thickness: 13.5 x 1.18
- Rear Brake Rotor Diam x Thickness: 13.6 x 0.79
- Drum - Rear (Yes or ):
- Rear Drum Diam x Width:
- Fuel Tank Capacity, Approx: 24
- Aux Fuel Tank Capacity, Approx:
- Fuel Tank Location: - TBD -
- Aux Fuel Tank Location:
- Front Head Room: 43.03
- Front Leg Room: 44.53
- Front Shoulder Room: 66.02
- Front Hip Room: 61.18
- Second Head Room: 40.12
- Second Leg Room: 43.4
- Second Shoulder Room: 65.16
- Second Hip Room: 60.24
- Wheelbase: 147.43
- Length, Overall: 231.72
- Width, Max w/o mirrors: 81.24
- Height, Overall: 75.51
- Overhang, Front: - TBD -
- Overhang, Rear w/o bumper: - TBD -
- Front Bumper to Back of Cab: - TBD -
- Cab to Axle: - TBD -
- Cab to End of Frame: - TBD -
- Ground to Top of Load Floor: - TBD -
- Ground to Top of Frame: - TBD -
- Frame Width, Rear: - TBD -
- Ground Clearance, Front: 8.09
- Ground Clearance, Rear: 8.09
- Cargo Box Length @ Floor: 69.92
- Cargo Box Width @ Top, Rear: - TBD -
- Cargo Box Width @ Floor: 71.4
- Cargo Box Width @ Wheelhousings: 50.63
- Cargo Box (Area) Height: 22.4
- Tailgate Width: - TBD -
- Cargo Volume: 62.9
- Ext'd Cab Cargo Volume: - TBD -
- Model Group: Sierra
- Vehicle Segment: Large Pick-up
- Vehicle Type: Crew Cab
- Body Cab Style: Crew Cab
- Bed Style: regular
- Engine Displacement Units: 5.3
- Engine Camshaft: OHV
- Engine Block Type: aluminum
- Engine Cylinder Count: 8
- Engine Valve Count: 2
- Country of Origin: Mexico GMC Truck
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Advertised Price Excludes Tax, Title, License and Documentary Service Fee.

