Autotrader Logo
Skip to vehicle Listings
Your next car is just a chat away. Try AI Mode

Used GMC Sierra 3500 Diesel for Sale in Denver, CO

Filters (4)
Items 1 to 2 of 8.
    Sponsored by Alpine Buick GMC
    Hide
    Price Drop
    Certified 2025 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    79,076
    See estimated payment
    Dealer Fees Included
    Similar Match
    Can be shipped to
    Alpine Buick GMC
    (720) 258-8298
    Call
    Dealer Logo
    274View Vehicles

    58 Matches

    Certified 2026 GMC Sierra 3500 Denali w/ Denali Reserve Package

    2026 GMC Sierra 3500

    • Denali
    • 4K mi
    83,297
    Dealer Fees Included
    No Accidents
    Sponsored by Castle Rock Chevrolet GMC
    • 26.73 mi. away
    Call
    Used 2022 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used

    2022 GMC Sierra 3500

    • Denali
    • 86K mi
    54,777
    Dealer Fees Included
    Can be shipped to
    Sponsored by Alpine Buick GMC
    • 8.95 mi. away
    • Delivery
    Call
    Price Drop
    Used 2020 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 3500

    • Denali
    • 74K mi
    56,597
    Good Price
    Dealer Fees Included
    No Accidents
    Sponsored by Larry H. Miller Volkswagen Lakewood
    • 5.79 mi. away
    Call
    My Wallet

    Find it Fast.

    Keep it Affordable.

    Credit Rating
    Trade-In Value
    Get My Kelley Blue Book® CarValue
    Get My Payoff Quote

    $

    Based on 4.5% APR for mos.
    Price Drop
    Used 2023 GMC Sierra 3500 Denali w/ Denali Black Diamond Edition
    Used

    2023 GMC Sierra 3500

    • Denali
    • 26K mi
    65,590
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 11.56 mi. away
    Call
    Price Drop
    Used 2020 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 3500

    • Denali
    • 74K mi
    56,597
    Good Price
    Dealer Fees Included
    No Accidents
    Larry H. Miller Volkswagen Lakewood
    • 5.79 mi. away
    Call
    New 2026 GMC Sierra 3500 Denali Ultimate w/ LPO, Black Badging Package
    Consider Buying New

    2026 GMC Sierra 3500

    • Denali Ultimate
    • 4 mi
    104,794
    Castle Rock Chevrolet GMC
    • 26.73 mi. away
    Call
    Advertisement
    Used 2007 GMC Sierra 3500 SLT w/ Convenience Package
    Used

    2007 GMC Sierra 3500

    • SLT
    • 227K mi
    16,500
    No Accidents
    Private Seller Exchange
    • 1.32 mi. away
    • Buy Online. Clean title. No Hassle
    Sponsored
    Item 1 of 4.
    Used 2025 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 3500

    • AT4
    • 28K mi
    69,894
    Great Price
    Dealer Fees Included
    No Accidents
    Call
    Used 2022 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used

    2022 GMC Sierra 3500

    • Denali
    • 38K mi
    62,590
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 11.56 mi. away
    Call
    Price Drop
    Used 2026 GMC Sierra 3500 SLT w/ SLT Premium Package
    Used

    2026 GMC Sierra 3500

    • SLT
    • 400 mi
    74,593
    Dealer Fees Included
    No Accidents
    Transwest GMC
    • 10.58 mi. away
    Call
    Used 2021 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 3500

    • Denali
    • 40K mi
    63,190
    Good Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 11.56 mi. away
    Call
    Advertisement
    360°
    Used 2023 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package

    2023 GMC Sierra 3500

    • AT4
    • 58K mi
    56,699
    Great Price
    Dealer Fees Included
    No Accidents
    Freeway Ford
    • 4.47 mi. away
    Call
    Used 2014 GMC Sierra 3500 Denali
    Used

    2014 GMC Sierra 3500

    • Denali
    • 163K mi
    35,487
    Dealer Fees Included
    Family Trucks and Vans
    • 4.13 mi. away
    Call
    Used 2014 GMC Sierra 3500 W/T
    Used

    2014 GMC Sierra 3500

    • W/T
    • 101K mi
    29,991
    Dealer Fees Included
    No Accidents
    AutoNation Toyota Arapahoe
    • 11.32 mi. away
    Call
    Used 2024 GMC Sierra 3500 Denali Ultimate
    Used

    2024 GMC Sierra 3500

    • Denali Ultimate
    • 13K mi
    80,592
    Dealer Fees Included
    No Accidents
    ClearShift
    • 11.56 mi. away
    Call
    Advertisement
    Price Drop
    Used 2023 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used

    2023 GMC Sierra 3500

    • Denali
    • 98K mi
    49,967
    Great Price
    Dealer Fees Included
    No Accidents
    Christopher's Dodge Ram
    • 10.96 mi. away
    Call
    Newly Listed
    Used 2022 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used

    2022 GMC Sierra 3500

    • Denali
    • 33K mi
    62,824
    No Accidents
    O'Meara GMC
    • 10.59 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2024 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2024 GMC Sierra 3500

    • AT4
    • 34K mi
    68,583
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 11.56 mi. away
    Call
    Used 2024 GMC Sierra 3500 Denali w/ Technology Package
    Used

    2024 GMC Sierra 3500

    • Denali
    • 57K mi
    69,330
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 11.56 mi. away
    Call
    Used 2025 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 3500

    • AT4
    • 28K mi
    69,894
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 11.56 mi. away
    Call
    Used 2026 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2026 GMC Sierra 3500

    • AT4
    • 12K mi
    75,298
    Great Price
    Dealer Fees Included
    No Accidents
    Castle Rock Chevrolet GMC
    • 26.73 mi. away
    Call
    Used 2024 GMC Sierra 3500 Denali w/ Denali Reserve Package
    Used

    2024 GMC Sierra 3500

    • Denali
    • 78K mi
    63,590
    Good Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 11.56 mi. away
    Call
    Used 2024 GMC Sierra 3500 Denali Ultimate
    Used

    2024 GMC Sierra 3500

    • Denali Ultimate
    • 47K mi
    72,590
    Good Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 11.56 mi. away
    Call
    Used 2022 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used

    2022 GMC Sierra 3500

    • Denali
    • 116K mi
    49,394
    Good Price
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC Park Meadows
    • 12.44 mi. away
    Call
    Certified 2020 GMC Sierra 3500 Denali w/ Denali Ultimate Package

    2020 GMC Sierra 3500

    • Denali
    • 55K mi
    52,397
    Dealer Fees Included
    No Accidents
    Castle Rock Chevrolet GMC
    • 26.73 mi. away
    Call
    Certified 2026 GMC Sierra 3500 Denali w/ Denali Reserve Package

    2026 GMC Sierra 3500

    • Denali
    • 4K mi
    83,297
    Dealer Fees Included
    No Accidents
    Castle Rock Chevrolet GMC
    • 26.73 mi. away
    Call
    Used 2026 GMC Sierra 3500 Denali
    Used

    2026 GMC Sierra 3500

    • Denali
    • 5K mi
    83,499
    Dealer Fees Included
    No Accidents
    Castle Rock Chevrolet GMC
    • 26.73 mi. away
    Call
    Used 2023 GMC Sierra 3500 Pro w/ Gooseneck/5TH Wheel Package
    Used

    2023 GMC Sierra 3500

    • Pro
    • 65K mi
    55,000
    No Accidents
    Private Seller Exchange
    • 18.46 mi. away
    • Buy Online. Clean title. No Hassle
    Advertisement
    <!--{"relevance":[true,{"relevanceVersion":"relevance-v5"}],"cypress_e2e":[false,{}],"cypressE2e":[false,{}]}-->