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

Used GMC Diesel Truck for Sale in Ontario, CA

Filters (3)
Items 1 to 2 of 12.
    Sponsored by Tustin Buick GMC
    Hide
    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Package
    34,617
    See estimated payment
    Good Price
    Dealer Fees Included
    Similar Match
    Tustin Buick GMC
    (714) 656-2041
    Call
    Dealer Logo
    454View Vehicles

    106 Matches

    Used 2024 GMC Sierra 2500 Denali Ultimate
    Used

    2024 GMC Sierra 2500

    • Denali Ultimate
    • 45K mi
    72,995
    No Accidents
    Sponsored by Hemborg Ford
    • 8.78 mi. away
    Call
    Used 2025 GMC Sierra 1500 AT4X
    Used

    2025 GMC Sierra 1500

    • AT4X
    • 29K mi
    61,463
    Good Price
    Dealer Fees Included
    No Accidents
    Sponsored by Hardin Buick GMC
    • 20.85 mi. away
    • Online Paperwork
    Call
    Used 2022 GMC Sierra 1500 Denali
    Used

    2022 GMC Sierra 1500

    • Denali
    • 65K mi
    41,499
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by Knight Claremont Chrysler Dodge Jeep Ram
    • 7.18 mi. away
    • Delivery
    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.
    Newly Listed
    Used 2023 GMC Sierra 1500 Denali Ultimate
    Used

    2023 GMC Sierra 1500

    • Denali Ultimate
    • 35K mi
    57,998
    Great Price
    Dealer Fees Included
    No Accidents
    Knight Claremont Chrysler Dodge Jeep Ram
    • 7.18 mi. away
    • Delivery
    Call
    Newly Listed
    Used 2023 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2023 GMC Sierra 2500

    • AT4
    • 27K mi
    63,913
    Good Price
    Dealer Fees Included
    Kargenie
    • 11.45 mi. away
    Call
    New 2026 GMC Sierra 1500 Denali Ultimate w/ LPO, Black Badging Package
    Consider Buying New

    2026 GMC Sierra 1500

    • Denali Ultimate
    • 5 mi
    83,396
    Tustin Buick GMC
    • 23.36 mi. away
    Call
    Advertisement
    Used 2021 GMC Sierra 1500 Elevation
    Used

    2021 GMC Sierra 1500

    • Elevation
    • 46K mi
    39,998
    Great Price
    Dealer Fees Included
    No Accidents
    Orel Hershiser Chevrolet
    • 4.17 mi. away
    Call
    Sponsored
    Item 1 of 4.
    Used 2021 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used

    2021 GMC Sierra 1500

    • AT4
    • 78K mi
    38,213
    Great Price
    Dealer Fees Included
    No Accidents
    Call
    360°
    Used 2025 GMC Sierra 2500 AT4 w/ Technology Package
    Used

    2025 GMC Sierra 2500

    • AT4
    • 20K mi
    69,899
    Great Price
    Dealer Fees Included
    No Accidents
    Knight Claremont Chrysler Dodge Jeep Ram
    • 7.18 mi. away
    • Delivery
    Call
    360°
    Used 2025 GMC Sierra 2500 AT4
    Used

    2025 GMC Sierra 2500

    • AT4
    • 15K mi Mileage Value
    71,099
    Great Price
    Dealer Fees Included
    No Accidents
    Knight Claremont Chrysler Dodge Jeep Ram
    • 7.18 mi. away
    • Delivery
    Call
    Price Drop
    Used 2024 GMC Sierra 1500 Elevation
    Used

    2024 GMC Sierra 1500

    • Elevation
    • 19K mi
    43,559
    Great Price
    Dealer Fees Included
    No Accidents
    Hardin Buick GMC
    • 20.85 mi. away
    • Online Paperwork
    Call
    Advertisement
    Price Drop
    Used 2024 GMC Sierra 1500 Denali
    Used

    2024 GMC Sierra 1500

    • Denali
    • 19K mi
    53,989
    Great Price
    Dealer Fees Included
    No Accidents
    Hardin Buick GMC
    • 20.85 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2020 GMC Sierra 1500 Elevation w/ Elevation Value Package
    Used

    2020 GMC Sierra 1500

    • Elevation
    • 86K mi
    33,041
    Good Price
    Dealer Fees Included
    No Accidents
    Kargenie
    • 11.45 mi. away
    Call
    Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 2500

    • Denali
    • 42K mi
    59,817
    Great Price
    Dealer Fees Included
    No Accidents
    Tustin Buick GMC
    • 23.36 mi. away
    Call
    Used 2025 GMC Sierra 2500 Denali Ultimate
    Used

    2025 GMC Sierra 2500

    • Denali Ultimate
    • 4K mi
    86,117
    Great Price
    Dealer Fees Included
    No Accidents
    Tustin Buick GMC
    • 23.36 mi. away
    Call
    Advertisement
    Newly Listed
    Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 1500

    • Denali
    • 28K mi
    50,250
    Dealer Fees Included
    No Accidents
    Xceptional Motor Cars
    • 20.32 mi. away
    Call
    Price Drop
    Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 2500

    • Denali
    • 57K mi
    56,690
    Great Price
    Dealer Fees Included
    No Accidents
    House of Imports, Inc.
    • 24.23 mi. away
    Call
    Price Drop
    Used 2024 GMC Sierra 1500 Denali w/ Denali Reserve Package
    Used

    2024 GMC Sierra 1500

    • Denali
    • 28K mi
    52,535
    Great Price
    Dealer Fees Included
    No Accidents
    Simpson Buick GMC Cadillac of Buena Park
    • 24.33 mi. away
    • Delivery
    Call
    Used 2026 GMC Yukon Denali Ultimate
    Used

    2026 GMC Yukon

    • Denali Ultimate
    • 1K mi
    106,450
    Great Price
    Dealer Fees Included
    No Accidents
    Simpson Buick GMC Cadillac of Buena Park
    • 24.33 mi. away
    • Delivery
    Call
    Used 2008 GMC Sierra 2500 SLE
    Used

    2008 GMC Sierra 2500

    • SLE
    • 34K mi
    45,000
    Private Seller Exchange
    • 19.62 mi. away
    • Buy Online. Clean title. No Hassle
    Used 2015 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used

    2015 GMC Sierra 2500

    • Denali
    • 66K mi
    44,785
    Fontana Motors Direct
    • 9.47 mi. away
    • Online Paperwork
    Call
    Used 2022 GMC Sierra 1500 Denali
    Used

    2022 GMC Sierra 1500

    • Denali
    • 65K mi
    41,499
    Great Price
    Dealer Fees Included
    No Accidents
    Knight Claremont Chrysler Dodge Jeep Ram
    • 7.18 mi. away
    • Delivery
    Call
    Used 2025 GMC Sierra 2500 AT4
    Used

    2025 GMC Sierra 2500

    • AT4
    • 38K mi
    68,099
    Great Price
    Dealer Fees Included
    No Accidents
    Knight Claremont Chrysler Dodge Jeep Ram
    • 7.18 mi. away
    • Delivery
    Call
    Used 2021 GMC Sierra 2500 Denali
    Used

    2021 GMC Sierra 2500

    • Denali
    • 61K mi
    56,999
    Good Price
    No Accidents
    Private Seller Exchange
    • 19.26 mi. away
    • Buy Online. Clean title. No Hassle
    Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used

    2022 GMC Sierra 1500

    • AT4
    • 46K mi
    51,670
    Dealer Fees Included
    No Accidents
    California Motors Direct - Santa Ana
    • 22.43 mi. away
    • Online Paperwork
    Call
    Used 2023 GMC Sierra 1500 AT4
    Used

    2023 GMC Sierra 1500

    • AT4
    • 43K mi
    47,133
    Great Price
    Dealer Fees Included
    No Accidents
    Can be shipped to
    STG Auto Group of Montclair
    • 4.79 mi. away
    • Delivery
    Call
    360°
    Used 2024 GMC Sierra 1500 AT4X
    Used

    2024 GMC Sierra 1500

    • AT4X
    • 35K mi
    61,076
    Good Price
    Dealer Fees Included
    No Accidents
    West Covina CDJR
    • 16.92 mi. away
    Call
    Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package

    2022 GMC Sierra 1500

    • AT4
    • 82K mi
    40,000
    Great Price
    Dealer Fees Included
    No Accidents
    Chino Hills Ford
    • 6.06 mi. away
    Call
    Advertisement
    <!--{"relevance":[true,{"relevanceVersion":"relevance-v5"}]}-->