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  • Sterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 Denali

    $63,653

    $2K
    Est. $1,175/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)

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  • Dune 2026 GMC Sierra 1500 DenaliDune 2026 GMC Sierra 1500 DenaliDune 2026 GMC Sierra 1500 DenaliDune 2026 GMC Sierra 1500 DenaliDune 2026 GMC Sierra 1500 DenaliDune 2026 GMC Sierra 1500 Denali

    $63,995

    $1K
    1,629 mi.
    Est. $1,181/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)

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  • Titanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 Denali

    $64,647

    MSRP $80,675

    Est. $1,193/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (6 mi)
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  • Dune 2026 GMC Sierra 1500 DenaliDune 2026 GMC Sierra 1500 DenaliDune 2026 GMC Sierra 1500 DenaliDune 2026 GMC Sierra 1500 DenaliDune 2026 GMC Sierra 1500 DenaliDune 2026 GMC Sierra 1500 Denali

    $63,653

    $2K
    Est. $1,175/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)
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  • Onyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 Denali

    $76,651

    MSRP $79,870

    Est. $1,414/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (6 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 Denali

    $61,267

    MSRP $76,855

    Est. $1,131/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (6 mi)
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  • Onyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 Denali

    $65,479

    MSRP $81,615

    Est. $1,208/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (6 mi)
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  • Metallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 Denali

    $69,136

    Est. $1,276/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)

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  • Sterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 Denali

    $69,900

    Est. $1,290/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)
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  • Onyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 Denali

    $66,481

    MSRP $79,225

    Est. $1,227/mo

    Sapaugh GM Country

    4.8
    Check Availability
    Herculaneum, MO (18 mi)
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  • Onyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 DenaliOnyx Black 2026 GMC Sierra 1500 Denali

    $69,657

    Est. $1,285/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 DenaliTitanium Rush Metallic 2026 GMC Sierra 1500 Denali

    $65,125

    MSRP $81,215

    Est. $1,202/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (6 mi)
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  • Glacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 Denali

    $64,184

    $2K
    Est. $1,184/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)
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  • Sterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 Denali

    $65,418

    Est. $1,207/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)

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  • Glacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 Denali

    $64,184

    $2K
    Est. $1,184/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)
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  • Glacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 Denali

    $75,995

    MSRP $83,245

    Est. $1,402/mo

    Suntrup Buick GMC

    3.9
    Check Availability
    Saint Peters, MO (22 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 Denali

    $71,797

    MSRP $80,090

    Est. $1,325/mo

    Sapaugh GM Country

    4.8
    Check Availability
    Herculaneum, MO (18 mi)
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  • Sterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 Denali

    $71,732

    Est. $1,324/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)
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  • Glacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 Denali

    $68,506

    Est. $1,264/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)
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  • Sterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 DenaliSterling 2026 GMC Sierra 1500 Denali

    $66,592

    Est. $1,229/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)

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  • Sterling Metallic 2026 GMC Sierra 1500 DenaliSterling Metallic 2026 GMC Sierra 1500 DenaliSterling Metallic 2026 GMC Sierra 1500 DenaliSterling Metallic 2026 GMC Sierra 1500 DenaliSterling Metallic 2026 GMC Sierra 1500 DenaliSterling Metallic 2026 GMC Sierra 1500 Denali

    $70,651

    MSRP $80,090

    Est. $1,304/mo

    Sapaugh GM Country

    4.8
    Check Availability
    Herculaneum, MO (18 mi)
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  • Metallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 Denali

    $63,653

    Est. $1,175/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 1500 DenaliGlacier White Tricoat 2026 GMC Sierra 1500 DenaliGlacier White Tricoat 2026 GMC Sierra 1500 DenaliGlacier White Tricoat 2026 GMC Sierra 1500 DenaliGlacier White Tricoat 2026 GMC Sierra 1500 DenaliGlacier White Tricoat 2026 GMC Sierra 1500 Denali

    $61,798

    MSRP $77,455

    Est. $1,140/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (6 mi)
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  • Downpour Metallic 2026 GMC Sierra 1500 DenaliDownpour Metallic 2026 GMC Sierra 1500 DenaliDownpour Metallic 2026 GMC Sierra 1500 DenaliDownpour Metallic 2026 GMC Sierra 1500 DenaliDownpour Metallic 2026 GMC Sierra 1500 DenaliDownpour Metallic 2026 GMC Sierra 1500 Denali

    $67,148

    MSRP $80,090

    Est. $1,239/mo

    Sapaugh GM Country

    4.8
    Check Availability
    Herculaneum, MO (18 mi)
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  • Coastal Dune 2026 GMC Sierra 1500 DenaliCoastal Dune 2026 GMC Sierra 1500 DenaliCoastal Dune 2026 GMC Sierra 1500 DenaliCoastal Dune 2026 GMC Sierra 1500 DenaliCoastal Dune 2026 GMC Sierra 1500 DenaliCoastal Dune 2026 GMC Sierra 1500 Denali

    $62,178

    MSRP $76,755

    Est. $1,147/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (6 mi)
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  • Metallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 DenaliMetallic 2026 GMC Sierra 1500 Denali

    $62,995

    8,334 mi.
    Est. $1,162/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)

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  • Glacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 DenaliGlacier White 2026 GMC Sierra 1500 Denali

    $64,642

    $2K
    Est. $1,193/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (28 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 DenaliSterling Metallic 2026 GMC Sierra 1500 Denali

    $63,750

    MSRP $73,685

    Est. $1,176/mo

    Woody Buick GMC of Gurnee

    5.0
    Check Availability
    $448 delivery from Gurnee, IL (299 mi)
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  • Coastal Dune 2026 GMC Sierra 1500 DenaliCoastal Dune 2026 GMC Sierra 1500 Denali

    $63,750

    MSRP $73,685

    Est. $1,176/mo

    Woody Buick GMC Naperville

    4.9
    Check Availability
    $299 delivery from Naperville, IL (256 mi)
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About the 2026 GMC Sierra 1500 Denali

Basics

Denali shown.

Seating
5
Door count
4
Drivetrain
Rear Wheel Drive
Combined MPG
17
Transmission
10-Speed A/T
Engine
305.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Diesel Fuel)
Side view of the 2026 GMC Sierra 1500 Denali
FAQs

How much does the 2026 GMC Sierra 1500 Denali cost?

The 2026 GMC Sierra 1500 Denali price depends on optional features. Prices typically start at $66,100.

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

The 2026 GMC Sierra 1500 Denali offers up to 16 MPG in city driving and 20 MPG on the highway for a combined rating of 17 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?

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


Is the 2026 GMC Sierra 1500 Denali 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 (4 reviews)

75% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.0
Interior
4.0
Performance
4.2
Value
3.5
Exterior
4.2
Reliability
4.5
Trims

Denali (3 styles)

Style
2WD Crew Cab 147" Denali 4WD Crew Cab 157" Denali 4WD Crew Cab 147" Denali
Inventory price
Starting at $66,100 Starting at $69,900 Starting at $69,400
Combined MPG
17 16 16
Engine
305.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Diesel Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
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2026 GMC Sierra 1500 Denali by city

GMC Sierra 1500 trims