Used

2026 GMC Sierra 1500 Denali Ultimate

DENALI ULTIMATE · 4WD · STOCK PTZ154634 · HOUSTON, TX

Advertised price

US$71,604

est. US$1,148/mo · 84 mo · 8.90% APR · US$0 down

Odometer

10,049 mi

Drivetrain

4WD

Engine

EcoTec3 6.2L V8

Fuel economy

15 / 19 MPG

UPDATED OCTOBER 23, 2026

This 2026 GMC Sierra 1500 Denali Ultimate is in stock at Classic Buick GMC in Houston, TX. It shows 10,049 mi on the odometer, is finished in Sterling Metallic, is 4WD, and advertised at US$71,604.

About this vehicle

No-Haggle, Transparent Pricing: We are a One-Price dealership—the price you see online is our absolute best price, with zero negotiation. Buy with confidence! Meet the 2026 GMC Sierra 1500 Denali Ultimate—a premium full-size truck that commands attention with its striking silver exterior and refined Alpine Umber leather interior. This crew cab short box proves that capability and luxury are not mutually exclusive, powered by an EcoTec3 6.2L V8 engine paired with a 10-speed automatic transmission and 4WD for confident handling in any condition.Key Features:- Bose Premium 12-Speaker Sound System with SiriusXM 360L- Multicolor 15" Head-Up Display and HD Surround Vision Camera- Denali Premium Suspension with Adaptive Ride Control and Hill Descent Control- Carbon Fiber Composite Bed with Spray-on Bedliner and GMC Logo- Heated and Ventilated Premium Leather Seating with 16-Way Power Adjusters- MultiPro Tailgate with Audio System by Kicker- Wireless Charging and Dual USB Charging Ports- Integrated Trailer Brake Controller with Trailer Camera Provisions- Power Sunroof with Perimeter Lighting- Trailering Package with Hitch Guidance and Integrated Trailering System AppThis truck delivers 15 city and 19 highway MPG while maintaining the power and presence that defines the Denali Ultimate. Visit us today to experience the commanding drive and luxury appointments that set this Sierra apart.

Estimate your payment

US$1,148/ month (est.)US$71,604 financed

Vehicle priceUS$71,604

Down paymentUS$0

Trade-in valueUS$0

Loan term

Credit

Pick a band for a typical rate — nothing is checked, nothing is pulled.

Or set the rate yourself (APR)8.90%

Band rates are Classic Buick GMC's configured lender rates. Estimate only, on approved credit; not a financing offer. Taxes, title, registration, and fees are not included. Actual rate and payment will vary.

Specifications

Powertrain & efficiency

Engine: EcoTec3 6.2L V8
Transmission: 10-Speed Automatic
Drivetrain: 4WD
Fuel: Gasoline
Fuel economy: 15 / 19 MPG

Body & dimensions

Body: 4D Crew Cab
Doors: 4
Exterior: Sterling Metallic
Interior: Alpine Umber

Identification

Year: 2026
Make: GMC
Model: Sierra 1500
Trim: Denali Ultimate
VIN: 1GTUUHEL9TZ154634
Stock: PTZ154634
Condition: Used

Features

01Navigation System
02Preferred Equipment Group 5SB
03Trailering Package
0412 Speakers
05AM/FM radio: SiriusXM with 360L
06Bose Premium Series with 12- Speaker System
07MultiPro Tailgate Audio System by Kicker
08Radio data system
09Radio: Premium GMC Infotainment Audio System
10SiriusXM with 360L Trial Subscription
11Steering Wheel Audio Controls
12Air Conditioning
13Automatic temperature control
14Electric Rear-Window Defogger
15Front dual zone A/C
16Rear window defroster
17120-Volt Bed Mounted Power Outlet
18120-Volt Interior Power Outlet
19Driver Memory
20Heads-Up Display
21Memory seat
22Power driver seat
23Power Front Passenger Windows with Express Up/Down
24Power Front Windows with Driver Express Up/Down
25Power Rear Windows with Express Down
26Power steering
27Power windows
28Push Button Start
29Remote keyless entry
30Remote Vehicle Starter System
31Steering wheel mounted audio controls
32Universal Home Remote
33Adaptive suspension
34Auto-Locking Rear Differential
35Power Rake and Telescoping Steering Column
36Speed-sensing steering
37Traction control
384-Wheel Disc Brakes
39ABS brakes
40Dual front impact airbags
41Dual front side impact airbags
42Emergency communication system: OnStar
43Enhanced Automatic Emergency Braking
44Front anti-roll bar
45Front wheel independent suspension
46Keyless Open and Start
47Low tire pressure warning
48Occupant sensing airbag
49Overhead airbag
50Power Door Locks
51Power moonroof
52Power Sunroof
53Brake assist
54Electronic Stability Control
55Hill Descent Control
56Auto High-beam Headlights
57Delay-off headlights
58Front fog lights
59Fully automatic headlights
60Perimeter Lighting
61Panic alarm
62Security system
63Theft Deterrent System (unauthorized Entry)
64Speed control
65Super Cruise
66170 Amp Alternator
67Heavy-Duty Air Filter
68Auto-dimming door mirrors
69Bumpers: body-color
70Carbon Fiber Composite Bed
71Denali Premium Suspension with Adaptive Ride Control
72Dual Active Exhaust
73Heated door mirrors
74High Gloss Black Header with Signature Denali Grille
75IntelliBeam Automatic High Beam on/Off
76LED Cargo Area Lighting
77Power door mirrors
78Rear step bumper
79Rear Wheelhouse Liners
80Spray-on Pickup Bedliner with GMC Logo
812 Charge/Data USB Ports Inside Center Console
822 Type-C Charge-Only Rear USB Ports
832 USB Ports
84Apple CarPlay/Android Auto
85Auto-dimming Rear-View mirror
86Bed View Camera
87Buckle to Drive
88Color-Keyed Carpeting Floor Covering
89Compass
90Driver door bin
91Driver vanity mirror
92Floor-Mounted Center Console
93Following Distance Indicator
94Forward Collision Alert
95Front Pedestrian Braking
96Front reading lights
97Garage door transmitter
98Genuine wood console insert
99Genuine wood dashboard insert
100Genuine wood door panel insert
101HD Surround Vision
102Heated steering wheel
103Illuminated entry
104Leather steering wheel
105Multicolor 15" Diagonal Head-Up Display
106OnStar Services Capable
107Outside temperature display
108Overhead console
109Passenger vanity mirror
110Rear Cross Traffic Braking
111Rear Pedestrian Detection
112Rear reading lights
113Rear seat center armrest
114Safety Alert Seat
115Tachometer
116Telescoping steering wheel
117Tilt steering wheel
118Trailer Camera Provisions
119Trailer Side Blind Zone Alert
120Trip computer
121Ultrasonic Front and Rear Park Assist
122Voltmeter
123Wi-Fi Hotspot Capable
124Wireless Apple CarPlay/Wireless Android Auto
125Wireless Charging
12616-Way Power Driver Seat Adjuster with Lumbar
12716-Way Power Passenger Seat Adjuster with Lumbar
128Front Bucket Seats
129Front Center Armrest
130Full Grain Leather Seat Trim
131Heated 2nd Row Outboard Seats
132Heated Driver and Front Outboard Passenger Seating
133Heated front seats
134Heated rear seats
135Power passenger seat
136Split folding rear seat
137Ventilated Driver and Front Passenger Seats
138Ventilated front seats
139Passenger door bin
140Chrome Recovery Hooks
141Hitch Guidance
142Hitch View
143in-Vehicle Trailering System App
144Integrated Trailer Brake Controller
145Trailer Tire Pressure Monitor System
146Alloy wheels
147Wheel Locks (set of 4)
148Wheels: 22" 7-Spoke Ultra Bright Machined
149Deep-Tinted Glass
150Front Rain-Sensing Wipers
151Power Sliding Rear Window with Rear Defogger
152Rain sensing wipers
153Variably intermittent wipers
1543.23 Rear Axle Ratio

Location & availability

In stock at Classic Buick GMC, Houston, TX.

The record

Seventeen characters, decoded in place.

This is the decoded record for this exact vehicle — not the model, not the trim, this serial number. Every figure below is computed from it or from vehicles physically on this lot.

VIN 1GTUUHEL9TZ154634CHECK DIGIT VALID

1GT

POS 1–3

World manufacturer

Assigned to GMC

UUHEL

POS 4–8

Vehicle attributes

Decodes to EcoTec3 6.2L V8 · 4D Crew Cab · 4WD

POS 9

Check digit

Validates the other sixteen

POS 10

Model year

2026

POS 11

Assembly plant

154634

POS 12–17

Serial number

This unit, and only this unit

SOURCE: VIN DECODE RECORDTHE SAME RECORD AI AGENTS READ

Miles per year

10,049

10,049 mi across 1 model year.

Estimated payment by credit band

ExcellentUS$1,077/mo · 6.90% · 84 mo

GoodUS$1,148/mo · 8.90% · 84 mo

With 0% down. Estimates only, on approved credit; not a financing offer.

Every figure here is computed from data tied to this VIN or to vehicles on this lot. Nothing is a market estimate we can’t show the inputs for.

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