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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

    $74,795

    $2.1K

    MSRP $76,960

    Est. $1,409/mo

    Reynolds GMC

    4.6
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    West Covina, CA (28 mi)

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  • 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

    $75,395

    $2.1K

    MSRP $77,560

    Est. $1,420/mo

    Reynolds GMC

    4.6
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    West Covina, CA (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

    $73,550

    $2.2K

    MSRP $75,800

    Est. $1,386/mo

    Simpson Buick GMC of Buena Park

    4.8
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    Buena Park, CA (16 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

    $80,490

    MSRP $80,490

    Est. $1,516/mo

    Penske Buick GMC of South Bay

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    Torrance, CA (6 mi)
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  • 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

    $74,190

    $2.4K

    MSRP $80,690

    Est. $1,398/mo

    Santa Monica GMC

    4.4
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    Santa Monica, CA (19 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

    $62,353

    MSRP $71,460

    Est. $1,175/mo

    Hardin Buick GMC

    4.6
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    Anaheim, CA (23 mi)
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  • 2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali

    $66,205

    MSRP $73,455

    Est. $1,247/mo

    Tustin Buick GMC

    3.0
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    Tustin, CA (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

    $79,005

    $3.1K

    MSRP $82,170

    Est. $1,488/mo

    Reynolds GMC

    4.6
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    West Covina, CA (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

    $74,445

    $3.2K

    MSRP $77,695

    Est. $1,402/mo

    Simpson Buick GMC of Buena Park

    4.8
    Check Availability
    Buena Park, CA (16 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

    $74,445

    $3.2K

    MSRP $77,695

    Est. $1,402/mo

    Simpson Buick GMC of Buena Park

    4.8
    Check Availability
    Buena Park, CA (16 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

    $67,712

    $2.9K

    MSRP $74,960

    Est. $1,276/mo

    Costa Mesa GMC

    1.3
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    Costa Mesa, CA (23 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

    $69,204

    $4.8K

    MSRP $78,754

    Est. $1,304/mo

    Costa Mesa GMC

    1.3
    Check Availability
    Costa Mesa, CA (23 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

    $67,712

    $2.9K

    MSRP $74,960

    Est. $1,276/mo

    Costa Mesa GMC

    1.3
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    Costa Mesa, CA (23 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

    $76,925

    $3.1K

    MSRP $80,090

    Est. $1,449/mo

    Reynolds GMC

    4.6
    Check Availability
    West Covina, CA (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

    $68,288

    $3K

    MSRP $75,560

    Est. $1,286/mo

    Costa Mesa GMC

    1.3
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    Costa Mesa, CA (23 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

    $66,205

    MSRP $73,455

    Est. $1,247/mo

    Tustin Buick GMC

    3.0
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    Tustin, CA (28 mi)
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  • 2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali

    $66,205

    MSRP $73,455

    Est. $1,247/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (28 mi)
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  • 2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali

    $66,205

    MSRP $73,455

    Est. $1,247/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (28 mi)
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  • 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

    $66,805

    MSRP $74,055

    Est. $1,259/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (28 mi)
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  • 2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali

    $66,205

    MSRP $73,455

    Est. $1,247/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (28 mi)
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  • 2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali2026 GMC Sierra 1500 Denali

    $66,205

    MSRP $73,455

    Est. $1,247/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (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

    $72,095

    MSRP $74,260

    Est. $1,358/mo

    Hardin Buick GMC

    4.6
    Check Availability
    Anaheim, CA (23 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