2021 GMC Sierra 1500
★ EXCELLENT
GMC logoPickup Truck ★ EXCELLENT

2021 GMC Sierra 1500

SLE · Onyx Black · Barrington
$28,995
≈ $481/mo · 60mo @ 6.4%
↓ $8,686 below market
Listed 304d ago
7-day, 250-mile return window
Clean title — verified by Carfax
Frame inspection passed
Inspected by certified tech · est. score 93/100
Mileage
84,477 mi
Body
Pickup Truck
Drivetrain
4WD
Fuel
Gas
MPG
19 mpg
Accidents
None reported

About this GMC Sierra 1500

This 2021 GMC Sierra 1500 SLE is listed at $28,995 with 84,477 miles on the odometer. Powertrain: 5.3L Inline-8 Gas Turbocharged, Automatic, 4WD. EPA-estimated fuel economy is 18 city / 21 highway MPG. Finished in Onyx Black, this Pickup Truck is well suited to daily driving and longer trips. Available at Marquardt of Barrington in Barrington, IL. Contact the dealer directly through Carlify to schedule a test drive or request more photos. Looking at other gas options? Use the related links below to compare similar listings on Carlify.

PRICED $3,100 below JD Power Retail! 5.3L 4 WHEEL DRIVE DOUBLE CAB w/ PREMIUM WHEELS, ASSIST STEPS, HEATED SEATS, REMOTE START, HEATED STEERING WHEEL, Bluetooth® STREAMING and MORE!<br /><br />OPTION PACKAGES<br />(355 hp [265 kW] @ 5600 rpm, 383 lb-ft of torque [518 Nm] @ 4100 rpm); featuring available Dynamic Fuel Management that enables the engine to operate in 17 different patterns between 2 and 8 cylinders, depending on demand, to optimize power delivery and efficiency, DEFOGGER, REAR-WINDOW ELECTRIC, with seek-and-scan and digital clock, includes Bluetooth® streaming audio for music and select phones; featuring wired Android Auto® and Apple CarPlay® capability for compatible phones (STD), with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (STD). <br /><br />WHY MARQUARDT OF BARRINGTON?<br />Marquardt of Barrington is the most established and award-winning Buick-GMC dealership in the Chicagoland area! Among our most recent awards are #1 in Customer Satisfaction and #1 in Customer Retention! Since 1950 we have exceeded our customers expectations while demonstrating honesty and integrity in all that we do. Dont forget to grab a handful of licorice and drive! <br /><br />THE VALUE OF USED VEHICLES VARIES WITH MILEAGE, USAGE AND CONDITION. BOOK VALUES SHOULD BE CONSIDERED ESTIMATES ONLY. Pricing analysis performed on 7/7/2025. Please confirm the accuracy of the included equipment by calling us prior to purchase. <br />

Inspection summary

Engine & drivetrain93
Brakes & suspension91
Interior condition94
Exterior condition95
Tires89
Electronics97

Inspection scores are estimates based on title status, accident history, and frame condition. Schedule a third-party inspection before purchase.

Fair price meter
Listed price
$8,686 below the median listing price
GreatFairHigh
This car$28,995
Median for similar$37,681
5-year cost to own (est.)
Depreciation $10,438
Fuel $6,200
Insurance $7,100
Maintenance $3,400
Taxes & fees $2,465
Total estimated $29,603

Estimates from typical 12k mi/yr usage. Actuals vary.

Dealership

Marquardt of Barrington

1421 S Barrington Road

Barrington, IL60010

Hours
  • Mon9:00am – 9:00pm
  • Tue9:00am – 9:00pm
  • Wed9:00am – 9:00pm
  • Thu9:00am – 9:00pm
  • Fri9:00am – 9:00pm
  • Sat9:00am – 6:00pm
  • SunClosed

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