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2026 GMC Sierra 1500 SLT

1 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 1500
TrimSLT
Stock numberG260642
Mileage1 miles
BodyPickup
Engine3.0L 6-cyl turbo
Displacement3.0L
TransmissionAutomatic
Drivetrain4WD
FuelDiesel
MPG22 city / 26 hwy
ExteriorGlacier White Tricoat
Towing12800

Vehicle description

This 2026 GMC Sierra 1500 SLT Crew Cab 4WD pairs the Duramax 3.0L Turbo-Diesel I6 with a 10-speed automatic transmission. For towing, it adds the Max Trailering Package, a 3.73 rear axle ratio and the ProGrade Trailering System with Hitch View and vehicle and trailer reverse assist. Inside, the SLT Premium Plus, Convenience and Preferred packages bring ventilated front seats, heated second-row seats, a Premium Bose 7-speaker sound system and adaptive cruise control. HD Surround Vision, a power sunroof, 20-inch polished aluminum wheels and a spray-on bedliner round it out in Glacier White Tricoat over Jet Black. In stock at Temecula Valley Buick GMC in Temecula, CA. Stock #G260642. Price includes: $6250 - Buick & GMC Consumer Cash Program 26-40ACB-015 (Exp. 11/30/2026)Includes: CustomIncentive

Features & options (250)

  • Adaptive Cruise Control
  • Bluetooth®
  • Heated Steering Wheel
  • Remote Start
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Keyless Entry
  • Leather Seats
  • Wi-Fi Hotspot
  • Auto Dimming Mirror
  • Emergency Brake Assist
  • Lane Departure Warning
  • Lane Keep Assist
  • Wireless Phone Charging
  • Blind Spot Monitor
  • Forward Collision Warning
  • Navigation System
  • Parking Assistance
  • Rear View Camera
  • Tow Hitch/Tow Package
  • Automatic Climate Control
  • Entertainment System
  • Turbo Charged Engine
  • Premium Sound System
  • 13.4" diagonal GMC Premium Infotainment System with Google built-in
  • Bluetooth® streaming audio for music and select phones
  • Wireless Apple CarPlay capability for compatible phones
  • Wireless Android Auto capability for compatible phones
  • Customize and manage entertainment and vehicle feature setting
  • Voice-activated technology for phone
  • Steering-wheel mounted controls
  • May require additional optional equipment
  • SiriusXM Trial Subscription
  • Wi-Fi Hotspot capable
  • SiriusXM with 360L Trial Subscription
  • Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones
  • Can use Apple CarPlay and Android Auto wirelessly
  • Place and receive hands-free phone calls
  • Taillamps, LED LED signature taillight with LED stop, turn & reverse and Fade-on/Fade-off animation
  • CornerStep rear bumper
  • Located at each end of the rear bumper
  • Textured step pads to help provide secure footing
  • Heated, power, driver-side auto-dimming, power-folding outside mirrors
  • Puddle lamps
  • Perimeter lighting
  • Memory setting
  • Cab-mounted cargo area lamps
  • With switch in switch bank left of the steering wheel
  • Illuminates the cargo bed area
  • Rainsense automatic wipers
  • Tailgate with EZ Lift assist, power lock & release
  • Hitch area lighting
  • Rear wheelhouse liners
  • LED projectors with Fade-on/ Fade-off animation, LED turn signals and Daytime Running Lamps
  • Chrome front bumper
  • LED fog lamps
  • Help minimize glare in adverse driving conditions
  • Deep-tinted glass
  • Provides added protection from sun and glare
  • Grille (Chrome header and chrome grille insert bars with gloss black accents.)
  • Tailgate and bed rail protection caps
  • 17" full-size spare steel wheel with Black finish
  • IntelliBeam
  • Chrome rear bumper
  • With integrated CornerSteps
  • Chrome mirror caps
  • Full chrome surround window moldings
  • Chrome door handles
  • Cargo bed LED lighting
  • Provides light to find cargo in the bed
  • Rear pillar lamps
  • Spare tire carrier lock
  • Helps keep spare tire secure
  • Utilizes the same key as the door and ignition
  • GMC MultiPro Tailgate
  • 17" 255/80R17SL all-season, blackwall spare tire
  • 6" chrome rectangular full length assist steps
  • Textured step pads help provide secure footing
  • Extends from wheel well to wheel well
  • Power sliding rear window with rear defogger
  • 20" Polished aluminum wheels with technical gray painted accents
  • 20" 275/60R20 all-season, blackwall tires
  • Power sunroof
  • Retracts into the roof
  • Offers tilt and slide features with express-open and -close
  • Front license plate bracket
  • Spray-on bedliner
  • Includes logo on all trims except PRO
  • Glacier White Tricoat
  • Rear air vents
  • Provides cabin comfort for rear occupants
  • Rear window defogger
  • 120-volt box-mounted power outlet
  • 3-prong auxiliary household-style outlet
  • Located in the pickup bed
  • Rear carpeted floor mats
  • Helps protect your interior from road debris and the elements
  • Color-keyed to match the interior
  • Denali model has unique premium carpet
  • Denali Ultimate model has premium floor mats
  • USB ports
  • (2) Data/charge ports located on instrument panel
  • Outside temperature display
  • Located in infotainment display
  • Seat trim, Perforated leather-appointed front outboard
  • Front carpeted floor mats
  • Denali Ultimate model has premium floor mats with corner applique
  • 10-way power front passenger seat
  • Forward and back
  • Up and down
  • Tilt seat cushion back and upright
  • Recline seatback up and down
  • Includes 2-way power lumbar
  • Inside rearview auto-dimming mirror
  • (2) Charge ports located on rear of console
  • Power windows with rear express-down
  • Heated driver and front outboard passenger seats
  • Individually controlled
  • 10-way power driver seat with power lumbar
  • Moves the seat forward and back, and up and down
  • Tilt the seat cushion and seatbacks
  • Wrapped steering wheel
  • Keyless Open and Start
  • Theft-deterrent unauthorized entry system
  • Helps deter unauthorized entry, helping to protect your vehicle
  • Assist handles
  • Front A-pillar mounted for Driver and Passenger
  • Rear B-pillar mounted
  • 13.4" diagonal multicolor reconfigurable Infotainment screen
  • Power windows
  • Front passenger with express-up/down
  • Driver with express-up/down
  • Steering column lock, electrical
  • Dual-zone automatic climate control
  • Allows individual climate settings for both driver and front passenger
  • 120-volt power outlet
  • Located on the instrument panel
  • Compass
  • Located in instrument cluster
  • 12.3" diagonal color Driver Information Center
  • Driver memory
  • Power door locks
  • Programmable
  • Carpeted floor covering
  • Up-level rear seat with storage package
  • 60/40 Full-length folding bench seat
  • Seatback storage on left and right side
  • Center fold out armrest with 2 cupholders
  • Underseat storage (full cab width)
  • Front center console
  • All-weather floor liners
  • Include Brand logo
  • Provides coverage for first and second-row seating
  • Replaces factory floor mats
  • You can always override the feature and take control
  • Front bucket seats
  • Includes center console
  • Universal Home Remote
  • 3-channel programmable
  • Power tilt and telescoping steering column
  • Use the driver memory to save and recall memory settings
  • Provides extra comfort when entering or exiting the vehicle
  • Jet Black, Perforated leather-appointed front outboard seat trim
  • Ventilated driver and front passenger seats
  • Cooling feature includes both seatbacks and cushions
  • In-Vehicle Trailering App
  • Checklist
  • Trailer light sequencing
  • Trailer maintenance reminders
  • Trailer security alerts
  • Trailer mileage
  • Tow/haul reminder
  • Trailer electrical diagnostics
  • Heated rear outboard seats
  • Wireless Charging
  • Uses induction technology for portable electronic devices
  • Convenient charging location at the front of the center console
  • Device may require optional case for phones that are compatible
  • Fully boxed frame
  • Hydroformed front section
  • High-strength steel
  • 4-wheel antilock disc brakes
  • Integrated trailer brake controller
  • Integrated with the antilock brake system (ABS)
  • Cargo tie-downs (12)
  • Single-outlet exhaust
  • Aluminized stainless-steel muffler and tailpipe
  • Capless fuel fill
  • Black vertical recovery hooks
  • Two front frame-mounted
  • Four wheel drive
  • Brake pad wear indicator
  • Heavy-duty 730 cold-cranking amps battery
  • 80 Amp-hr
  • Maintenance-free with rundown protection and retained accessory power
  • Electric Power Steering
  • Electric, rack-mounted with variable assist
  • Steering assist is greater during low-speed maneuvers, such as parking
  • Single-speed Autotrac Transfer Case
  • 3 Transfer Case modes
  • 2WD HI mode
  • Vehicle operates in 2-wheel drive
  • Suitable for routine driving on all road surfaces
  • 4WD Auto mode
  • 4WD HI mode
  • Terrain mode
  • Heavy-duty 850 cold-cranking amps battery
  • 95 Amp-hr
  • High-Capacity Suspension Package
  • Emissions, California state requirements
  • 7,300 lbs. GVWR
  • 220-amp alternator
  • 3.73 rear axle ratio
  • SLT Preferred Equipment Group includes standard equipment
  • SLT Premium Plus Package
  • SLT Convenience Package
  • SLT Preferred Package
  • Sierra Safety Plus Package
  • ProGrade Trailering System
  • 20" Polished aluminum wheels
  • 6" Chrome assist steps
  • Spray-on bedliner with GMC Logo
  • Bucket seats
  • Center console
  • Heated and ventilated front seats
  • USB ports in center console
  • Bose Premium Sound System with Richbass woofer
  • Power Rake/ Telescoping steering column
  • Rear Cross Traffic Braking
  • Rear Pedestrian Alert
  • Trailer Camera Provisions
  • Trailer Side Blind Zone Alert
  • HD Surround Vision
  • Perimeter lighting on SLE and Elevation
  • Recovery hooks on 2WD SLE models
  • High gloss Black mirror caps on Elevation
  • Front and Rear Park Assist
  • Safety Alert Seat on SLT
  • Hitch Guidance with Hitch View
  • Power rear sliding window
  • Option/package discount
  • LED Daytime Running Lamps
  • Daytime Running Lamps automatically illuminate signature lighting
  • Seat Belt Adjustable Guide Loops
  • Front row only
  • OnStar services capable
  • Buckle to Drive
  • Following Distance Indicator
  • Designed to help you maintain a safe following distance

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 50 miles of Temecula, California
Asking price$57,667Dealer asking price · 1 mi
Market value$56,336Market value · based on 28 comparable cars
vs. market Fair price+2.4%Fair price · based on 28 comparable cars

Where this price sits

Among the highest-priced · 14% of 28 similar listings ask more than this car.

$53,843lowest$80,868highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

+2.4%
−25%Market value+25%
Fair price$1,331 above the market value of $56,336

Price range

$57,667
$53,843$80,868
25th lowest price of 29 similar listings within 50 milesTick marks the market value · range of 28 similar listings

AutosXchange Insights

  • Compared with 28 new 2026 GMC Sierra 1500 SLT listings within 50 mi.
  • Priced $1,331 above the market value of 28 comparable cars — compare options, condition and history.
  • 25th lowest price of 29 similar listings within 50 miles.
  • About 1 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # G260642 — 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 8, 2026. No price change at this dealership since Nov 8 ($57,667).

$57.4k$57.5k$57.6k$57.7k$57.8k$57.9kNov 8Nov 9Nov 10Nov 11Nov 12

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

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 12); 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 2026 Sierra 1500 SLT · new · within 50 miles of Temecula, California. Showing the 12 nearest of 28 comparable cars for sale, nearest first.

More GMC Sierra 1500 near Temecula

All years and trims. Nearest first.