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

Used 2021 GMC Sierra 1500 for Sale in Central Islip, NY

Filters (4)
Items 1 to 2 of 9.
    Sponsored by Riverhead GMC
    Hide
    Used 2025 GMC Sierra 1500 SLT
    46,309
    See estimated payment
    Similar Match
    Riverhead GMC
    (631) 494-2361
    Call
    Dealer Logo
    2View Vehicles

    6 Matches

    Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 1500

    • Denali
    • 63K mi
    41,989
    No Accidents
    Sayville Ford
    • 6.9 mi. away
    Call
    Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package
    Used

    2021 GMC Sierra 1500

    • Elevation
    • 51K mi
    33,073
    No Accidents
    Generation Buick GMC
    • 5.29 mi. away
    Call
    Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 1500

    • Denali
    • 44K mi
    39,900
    Security Dodge Chrysler Jeep RAM
    • 13.65 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.
    Newly Listed
    No Image Available
    Used

    2021 GMC Sierra 1500

    • AT4
    • 89K mi
    36,692
    Generation Buick GMC
    • 5.29 mi. away
    Call
    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2021 GMC Sierra 1500

    • SLT
    • 75K mi
    Contact Dealer For Price
    No Accidents
    VAN BUREN GMC
    • 24.51 mi. away
    Call
    New 2026 GMC Sierra 1500 Denali Ultimate
    Consider New, Similar Payment

    2026 GMC Sierra 1500

    • Denali Ultimate
    • 10 mi
    81,820
    Malouf GMC
    • 71.52 mi. away
    Call
    Advertisement
    No Image Available
    Used

    2021 GMC Sierra 1500

    • Elevation
    • 62K mi
    Contact Dealer For Price
    No Accidents
    VAN BUREN GMC
    • 24.51 mi. away
    Call
    You have reached the maximum results allowed for a search. Please update your search criteria.
    Advertisement
    <!--{"relevance":[false,{}]}-->