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Cassens & Sons Inc · Glen Carbon, IL

2021 GMC Sierra 1500 SLT

89,453 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2021
MakeGMC
ModelSierra 1500
TrimSLT
VIN
Stock number27F24A
Mileage89,453 miles
BodyPickup
Engine5.3L 8-cyl
Cylinders8
Displacement5.3L
Transmission10-Speed Automatic
Drivetrain4WD
FuelGasoline
MPG16 city / 22 hwy
ExteriorSatin Steel Metallic
InteriorJet Black
Seats5

Vehicle description

Standard EquipmentPACKAGETrailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch GuidanceProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering AppMECHANICALRear axle, 3.23 ratio (Not available with (NHT) Max Trailering Package.)Pickup bedAuto-locking rear differentialTransfer case, single speed, electronic Autotrac with push button control (4WD models only)Four wheel driveFrame, fully-boxed, hydroformed front sectionTrailer brake controller, integratedRecovery hooks, front, frame-mounted, Black (Included with 4WD models. Included and only available on 2WD models with (PQB) Driver Alert Package I.)Cargo tie downs (12), fixed, rated at 500 lbs per cornerSteering, Electric Power Steering (EPS) assist, rack-and-pinionBrakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotorsCapless Fuel FillExhaust, single outletExhaust, aluminized stainless-steel muffler and tailpipeEXTERIORWheels, 18 x 8.5 (45.7 cm x 21.6 cm) 6-spoke machined aluminum with Dark Grey Metallic accentsTires, 265/65R18SL all-season, blackwallTire, spare 265/70R17SL all-season, blackwallWheel, 17 x 8 (43.2 cm x 20.3 cm) full-size, steel spareWheelhouse liners, rearTire carrier lock keyed cylinder lock that utilizes same key as ignition and doorBumper, front chrome lowerBumper, rear chrome with bumper CornerStepsCornerStep, rear bumperMoldings, window surround, ChromeGrille (Chrome surround with high gloss Black mesh and Chrome inserts.)Headlamps, LED reflector (high intensity) with LED turn signals and LED signature Daytime Running LampsFog lamps, LEDTaillamps, LED signature taillight with LED stop and reverse lightMirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming puddle lamps, side perimeter lighting and memoryMirror caps, chromeGlass, deep-tintedLamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheelLED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fobTailgate, GMC MultiPro Tailgate with six functional load/access featuresTailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area lightTailgate and bed rail protection caps, topDoor handles, chromeENTERTAINMENTAudio system, Premium GMC Infotainment System with 8 diagonal color touch-screen, includes multi-touch display, AM/FM stereo Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for infotainment and vehicle settings (Note: (PZ8) Hitch Guidance with hitch view is included with trim. Includes SiriusXM with 360L.)HD Radio (Standard on vehicles built before 7-12-2021. Certain vehicles built on or after 7-12-2021 will include (RG0) Not Equipped with HD Radio, which removes (U2L) HD Radio. See dealer for details.)SiriusXM RadioSiriusXM with 360L Equipped with SiriusXM with 360L. Enjoy a trial subscription of the All Access package for the full 360L experience, with a greater variety of SiriusXM content, a more personalized experience and easier navigation. With the All Access package, you can also enjoy your favorites everywhere you go, with the SiriusXM app, online and at home on compatible connected devices. (IMPORTANT: The SiriusXM radio trial package is not provided on vehicles that are ordered for Fleet Daily Rental (FDR) use. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. See the SiriusXM Customer Agreement at www.siriusxm.com for complete terms and how to cancel. All fees, content, features, and availability are subject to change. GM connected vehicle services vary by vehicle model and require active service plan, working electrical system, cell reception and GPS signal. See onstar.com for details and limitations.)Audio system feature, 6-speaker systemBluetooth® for phone connectivity to vehicle infotainment systemWireless Phone Projection, for Apple CarPlay and Android AutoSteering wheel audio controls4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)INTERIORSeats, front 40/20/40 split-bench with covered armrest storage and under-seat storage (lockable) (Not available with (PCY) SLT Convenience Package, (PDB) SLT Premium Package, (PDT) SLT Premium Plus Package or (PDW) Texas Edition SLT Premium Plus Package.)Seat adjuster, driver 10-way power including lumbarSeat adjuster, passenger 10-way power including lumbarSeating, heated driver and front outboard passengerDriver memory recalls driver presets for power driver seat and outside mirrorsSeat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models, includes full-length bench...

Features & options (249)

  • Adaptive Cruise Control
  • Bluetooth®
  • Heated Steering Wheel
  • Remote Start
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Aux Input
  • Heated Seats
  • Keyless Entry
  • Keyless Ignition System
  • Leather Seats
  • Wi-Fi Hotspot
  • Emergency Brake Assist
  • Lane Departure Warning
  • Lane Keep Assist
  • Wireless Phone Charging
  • Blind Spot Monitor
  • Navigation System
  • Rear View Camera
  • Satellite Radio
  • Tow Hitch/Tow Package
  • Automatic Climate Control
  • Turbo Charged Engine
  • Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
  • ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering App
  • Rear axle, 3.23 ratio (Not available with (NHT) Max Trailering Package.)
  • Pickup bed
  • Auto-locking rear differential
  • Transfer case, single speed, electronic Autotrac with push button control (4WD models only)
  • Four wheel drive
  • 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
  • Wheels, 18" x 8.5" (45.7 cm x 21.6 cm) 6-spoke machined aluminum with Dark Grey Metallic accents
  • Tires, 265/65R18SL all-season, blackwall
  • Tire, spare 265/70R17SL all-season, blackwall
  • 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.)
  • Headlamps, LED reflector (high intensity) with LED turn signals and LED signature Daytime Running Lamps
  • Fog lamps, LED
  • Taillamps, LED signature taillight with LED stop and reverse light
  • Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming puddle lamps, side perimeter lighting and memory
  • 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
  • SiriusXM Radio
  • Audio system feature, 6-speaker system
  • Bluetooth® for phone connectivity to vehicle infotainment system
  • Wireless Phone Projection, for Apple CarPlay and Android Auto
  • Steering wheel audio controls
  • 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Seat adjuster, driver 10-way power including lumbar
  • Seat adjuster, passenger 10-way power including lumbar
  • Seating, heated driver and front outboard passenger
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • Floor covering, color-keyed carpeting
  • Floor mats, carpeted front (Deleted when (RIA) All-weather floor liner, LPO is ordered or (BKF) Premium Floor Liners are ordered.)
  • Floor mats, carpeted rear (Deleted when (RIA) All-weather floor liner, LPO is ordered or (BKF) Premium Floor Liners are ordered.)
  • Steering column, manual Tilt-Wheel and telescoping
  • Steering wheel, leather-wrapped
  • Steering wheel, heated
  • Driver Information Center, 4.2" diagonal color display includes driver personalization
  • Compass, located in instrument cluster
  • Exterior Temperature Display, located in radio display
  • Brake lining wear indicator
  • Windows, power front, drivers express up/down
  • Window, power front, passenger express up/down
  • Windows, power rear, express down
  • Door locks, power
  • Keyless Open and Start
  • Remote vehicle starter system
  • Cruise control, steering wheel-mounted
  • 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)
  • Power outlet, front auxiliary, 12-volt
  • USB ports, dual, charge-only (2nd row)
  • Power outlet, rear auxiliary, 12-volt
  • 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
  • Defogger, rear-window electric
  • Mirror, inside rearview auto-dimming
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • Daytime Running Lamps, LED signature lighting
  • OnStar and GMC connected services capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
  • Hitch Guidance
  • HD Rear Vision Camera
  • Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
  • Rear Seat Reminder
  • includes (A50) bucket seats with (D07) center console
  • (KQV) ventilated front seats
  • (A48) rear sliding power window
  • (UG1) Universal Home Remote
  • (MCZ) 2 USB ports with auxiliary input (IP Mounted)
  • which removes (KA6) Heated Second Row Outboard Seats. See dealer for details.)
  • with cup holders
  • cell phone storage
  • power cord management
  • hanging file folder capability
  • with center console
  • with Side Blind Zone Alert
  • with Lane Departure Warning
  • includes (PCY) SLT Convenience Package
  • (PDY) SLT Preferred Package
  • (PQB) Driver Alert Package I
  • (PDJ) Driver Alert Package II
  • (NZM) 20" Polished aluminum wheels
  • Pickup bedliner with GMC logo
  • which removes Automatic Stop/Start and its content.)
  • includes (IOT) 8" diagonal Premium GMC Infotainment with navigation
  • (UQA) Bose Premium Audio System and (K4C) Wireless Charging
  • with Richbass woofer
  • Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones
  • advanced voice recognition
  • in-vehicle apps
  • (Includes (QAQ) spare tire.
  • (STD)
  • (355 hp [265 kW] @ 5600 rpm
  • depending on demand
  • to optimize power delivery and efficiency (STD)
  • 10-Way Power Driver Seat Adjuster with Lumbar
  • 10-Way Power Passenger Seat Adjuster with Lumbar
  • 120-Volt Bed Mounted Power Outlet
  • 3.23 Rear Axle Ratio
  • 7,100 lbs (3,221 Kgs) GVWR
  • Automatic Stop/start
  • Driver Memory
  • Federal Emissions Requirements
  • Front License Plate Kit
  • HD Radio
  • Hitch Guidance with Hitch View
  • In-Vehicle Trailering App
  • Jet Black
  • Satin Steel Metallic
  • 275/60R20SL AT BW Tires
  • Driver Alert Package I
  • Driver Alert Package II
  • Preferred Equipment Group 4SA
  • SLT Convenience Package
  • SLT Preferred Package
  • SLT Premium Plus Package
  • 12V power outlets 2 12V power outlets
  • 3-point seatbelt Rear seat center 3-point seatbelt
  • 4WD type AutoTrac part-time 4WD
  • ABS Brakes (4-Wheel)
  • ABS Brakes 4-wheel antilock (ABS) brakes
  • ABS Brakes Four channel ABS brakes
  • Accessory power Retained accessory power
  • Active Grille Shutters
  • Adjustable Rear Headrests Foldable
  • Air Conditioning - Air Filtration
  • Air Conditioning - Front - Automatic Climate Control
  • Air Conditioning - Front - Dual Zones
  • Air conditioning Yes
  • Airbags - Front - Dual
  • Airbags - Front - Side
  • Airbags - Front - Side Curtain
  • Airbags - Passenger - Occupant Sensing Deactivation
  • Airbags - Rear - Side Curtain
  • All-in-one key All-in-one remote fob and ignition key
  • Alternator Type Alternator
  • Amplifier
  • Antenna Fixed audio antenna
  • Armrests - Front Center
  • Armrests - Rear Center
  • Armrests front center Front seat center armrest
  • Armrests rear Rear seat center armrest
  • Audio - Antenna: Diversity
  • Audio - Antenna: Mast
  • Audio Auxiliary Input: Memory Card Slot
  • Audio Auxiliary Input: USB
  • Auto door locks Auto-locking doors
  • Auto headlights Auto on/off headlight control
  • Auto high-beam headlights IntelliBeam auto high-beam headlights
  • Auto-dimming door mirror driver Auto-dimming driver side mirror
  • Auto-Lock
  • Aux input jack Auxiliary input jack
  • Basic warranty 36 month/36,000 miles
  • Battery charge warning
  • Battery run down protection
  • Battery type Heavy-duty lead acid battery
  • Bed extender Pickup bed extender
  • Bed liner Spray-in pickup bed liner
  • Bed-rail protectors Pickup bed-rail protectors
  • Beverage holders Front beverage holders
  • Beverage holders rear Rear beverage holders
  • Blind spot Lane Change Alert with Side Blind Zone Alert blind spot warning
  • Body panels Galvanized steel/aluminum body panels with side impact beams
  • Box style Standard style pickup box
  • Brake assist system
  • Brake pad warning Brake pad wear indicator
  • Brake type 4-wheel disc brakes
  • Braking Assist
  • Braking assist hill start assist
  • Bumper rub strip front Black front bumper rub strip
  • Bumpers front Chrome front bumper
  • Bumpers rear Chrome rear bumper
  • Cab mounted cargo light LED cab mounted cargo light
  • Cabback insulator
  • Capless fuel filler
  • Capless Fuel Filler System
  • Cargo Area 115V Power Outlet
  • Cargo Bed Light: LED
  • Child door locks Manual rear child safety door locks
  • Child Safety Locks
  • Child Seat Anchors LATCH System
  • Climate control Automatic climate control
  • Clock
  • Clock Digital clock
  • Compass
  • Cooled front seats Ventilated driver and front passenger seats
  • Corrosion perforation warranty 72 month/100,000 miles
  • Cruise Control
  • Cruise control Cruise control with steering wheel mounted controls
  • Cylinder head material Aluminum cylinder head
  • Day/Night rearview mirror
  • Daytime Running Lights LED
  • Delay off headlights Delay-off headlights
  • Digital Odometer
  • Door ajar warning
  • Door bins front Driver and passenger door bins
  • Door bins rear Rear door bins
  • Door handle material Chrome door handles
  • Door locks Power door locks with 2 stage unlocking
  • Door mirror style Chrome door mirrors
  • Door mirror type Standard style side mirrors
  • Door mirror with tilt-down in reverse Power driver and passenger door mirrors with tilt down in reverse
  • Door panel insert Simulated wood and metal-look door panel insert
  • Door trim insert Vinyl door trim insert
  • Drive type Four-wheel drive

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.

AutosXchange Intel

Vehicle price analysis

Live listings · within 250 miles of Glen Carbon, Illinois
Asking price$31,913Dealer asking price · 89,453 mi
Market value$33,184Market value · based on 7 comparable cars
vs. market Fair price-3.8%Fair price · based on 7 comparable cars

Where this price sits

In the typical middle range · 57% of 7 similar listings ask more than this car.

$23,900lowest$38,543highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

-3.8%
−25%Market value+25%
Fair price$1,271 below the market value of $33,184

Price range

$31,913
$23,900$38,543
4th lowest price of 8 similar listings within 250 milesTick marks the market value · range of 7 similar listings

AutosXchange Insights

  • Compared with 7 used 2020–2021 GMC Sierra 1500 SLT listings within 250 mi.
  • Priced $1,271 below the market value of 7 comparable cars.
  • 4th lowest price of 8 similar listings within 250 miles.
  • Has about 2,000 more miles than similar listings.
  • About 14,909 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # 27F24A — mention it when you call or text.

How we calculate market value: comparable cars for sale now plus their last listed prices.

Price history

Price tracked by AutosXchange since Nov 6, 2026. No price change at this dealership since Nov 6 ($31,913).

$31.7k$31.8k$31.9k$32.0k$32.1k$32.2kNov 6Nov 8Nov 9Nov 10Nov 12Nov 13

AutosXchange Intel Hub: Price changes for this model in Illinois · This model in the Intel Hub · Market movers in Illinois

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 13); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.

Cars this price is compared to

Same 2020–2021 Sierra 1500 SLT · used · any miles · within 250 miles of Glen Carbon, Illinois. All 7 comparable cars for sale, nearest first.

AutosXchange Intel uses current dealer-advertised asking prices, not completed sales or appraisals. It compares the same trim and condition (new or used) where at least three are listed nationwide, and adjusts the expected price for mileage; it is not adjusted for options, condition or accident history. Similar listings are searched within 50, 100 and 250 miles of the dealer first, then the dealer's state, then nationwide. The left gauge spans ±25% of the expected price. How AutosXchange price analysis works

More GMC Sierra 1500 and other GMC near Glen Carbon

All GMC models, all years and trims. Nearest first.

2022 GMC Sierra 1500 Denali vehicle photo2022 GMC Sierra 1500 DenaliCassens & Sons Inc · Glen Carbon, IL · 0 mi away$45,3632019 GMC Terrain SLT vehicle photo2019 GMC Terrain SLT60,563 miles · Cassens & Sons Inc · Glen Carbon, IL · 0 mi away$18,973