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  • Onyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali Ultimate

    Not Priced

    Laura Chevrolet Buick GMC of Sullivan, LLC

    4.8
    Check Availability
    Sullivan, MO (23 mi)

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  • Sterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali Ultimate

    $75,595

    MSRP $86,190

    Est. $1,302/mo

    Dave Sinclair Buick GMC

    4.9
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    Saint Louis, MO (27 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali Ultimate

    $73,272

    MSRP $86,790

    Est. $1,262/mo

    Sapaugh GM Country

    4.8
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    Herculaneum, MO (30 mi)
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  • Onyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali Ultimate

    $91,176

    MSRP $86,190

    Est. $1,571/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali Ultimate

    $74,318

    $442

    MSRP $88,405

    Est. $1,280/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali Ultimate

    $75,716

    $434

    MSRP $86,790

    Est. $1,304/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali Ultimate

    $74,318

    $442

    MSRP $88,405

    Est. $1,280/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali Ultimate

    $74,318

    $442

    MSRP $88,405

    Est. $1,280/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali Ultimate

    $74,105

    MSRP $87,690

    Est. $1,277/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali Ultimate

    $86,808

    MSRP $87,805

    Est. $1,496/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Onyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali Ultimate

    $75,283

    MSRP $88,015

    Est. $1,297/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Onyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Onyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Onyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Coastal Dune 2026 GMC Sierra 1500 Denali UltimateCoastal Dune 2026 GMC Sierra 1500 Denali UltimateCoastal Dune 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Onyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Onyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali UltimateOnyx Black 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali Ultimate

    $75,537

    MSRP $88,290

    Est. $1,301/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali Ultimate

    $75,537

    MSRP $88,290

    Est. $1,301/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 1500 Denali Ultimate

    $76,150

    MSRP $86,790

    Est. $1,312/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali Ultimate

    $74,982

    MSRP $87,690

    Est. $1,292/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
    Quick view
  • Dune 2026 GMC Sierra 1500 Denali UltimateDune 2026 GMC Sierra 1500 Denali UltimateDune 2026 GMC Sierra 1500 Denali UltimateDune 2026 GMC Sierra 1500 Denali UltimateDune 2026 GMC Sierra 1500 Denali UltimateDune 2026 GMC Sierra 1500 Denali Ultimate

    $82,965

    Est. $1,429/mo

    Laura Buick GMC

    4.5
    Check Availability
    $199 delivery from Collinsville, IL (47 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali UltimateSterling Metallic 2026 GMC Sierra 1500 Denali Ultimate

    $76,662

    MSRP $86,190

    Est. $1,321/mo

    Woody Buick GMC Naperville

    4.9
    Check Availability
    $299 delivery from Naperville, IL (266 mi)
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About the 2026 GMC Sierra 1500 Denali Ultimate

Basics

Denali Ultimate shown.

Seating
5
Door count
4
Drivetrain
Four Wheel Drive
Combined MPG
16
Transmission
10-Speed A/T
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
Side view of the 2026 GMC Sierra 1500 Denali Ultimate
FAQs

How much does the 2026 GMC Sierra 1500 Denali Ultimate cost?

The 2026 GMC Sierra 1500 Denali Ultimate price depends on optional features. Prices typically start at $84,400.

What is the MPG of the 2026 GMC Sierra 1500 Denali Ultimate?

The 2026 GMC Sierra 1500 Denali Ultimate offers up to 15 MPG in city driving and 19 MPG on the highway for a combined rating of 16 MPG.

These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle options, driving conditions, driving habits, vehicle maintenance, and other factors.

What are some similar vehicles and competitors of the 2026 GMC Sierra 1500 Denali Ultimate?

The 2026 GMC Sierra 1500 Denali Ultimate compares to and/or competes against the following vehicles:


Is the 2026 GMC Sierra 1500 Denali Ultimate reliable?

The 2026 GMC Sierra 1500 has an average reliability rating of 4.5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2026 Sierra 1500 owners.

Ratings (6 reviews)

83% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.3
Interior
4.3
Performance
4.5
Value
3.7
Exterior
4.5
Reliability
4.5
Trims

Denali Ultimate (1 style)

Style
4WD Crew Cab 147" Denali Ultimate
Inventory price
Starting at $84,400
Combined MPG
16
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
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Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed

2026 GMC Sierra 1500 Denali Ultimate by city

GMC Sierra 1500 trims