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GMC Sierra 3500 HD Fuse Box Replacement

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  1. ✓ In Stock 2007-2009 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    2007-2009 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    Partslink #: 646-01437

    Built for vehicles with the 6.0L or 6.2L engine. This part is not for hybrid vehicles. Please note that this fuse box assembly does not include relays, fuses, or fusible links.

    Condition: Excellent (A)
    Mileage: 215,000 miles

    $135.95 View part →
  2. ✓ In Stock 2010-2014 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    2010-2014 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    Partslink #: 646-01723

    This engine fuse box is for vehicles without an auxiliary battery. Please note that while the fuse block is the same, the covers may vary by engine type.

    Condition: Excellent (A)
    Mileage: 163,000 miles

    $233.95 View part →
  3. ✓ In Stock 2016-2019 GMC Sierra 3500 HD Underhood Engine Fuse Box Assembly (Used OEM)

    2016-2019 GMC Sierra 3500 HD Underhood Engine Fuse Box Assembly (Used OEM)

    Partslink #: 646-11001

    Please note that this assembly does not include relays, fuses, or fusible links.

    Condition: Excellent (A)
    Mileage: 76,000 miles

    $135.95 View part →
  4. ✓ In Stock 2016-2019 GMC Sierra 3500 HD Underhood Engine Fuse Box Assembly (Used OEM)

    2016-2019 GMC Sierra 3500 HD Underhood Engine Fuse Box Assembly (Used OEM)

    Partslink #: 646-11001

    This engine fuse box assembly does not include relays, fuses, or fusible links.

    Condition: Good (B)
    Mileage: 152,400 miles

    $199.95 View part →
  5. ✓ In Stock 2007 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    2007 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    Partslink #: 646-01721

    For vehicles with the 8.1L engine. This part includes the circuit block and cover. Please note that while the fuse blocks are the same, the covers may vary by engine type.

    Condition: Excellent (A)
    Mileage: 264,000 miles

    $119.95 View part →
  6. ✓ In Stock 2010-2014 GMC Sierra 3500 HD Engine Compartment Fuse Box (Used OEM)

    2010-2014 GMC Sierra 3500 HD Engine Compartment Fuse Box (Used OEM)

    Partslink #: 646-01730

    For 4x4 vehicles with the 6.6L Duramax diesel engine.

    Condition: Excellent (A)
    Mileage: 153,000 miles

    $299.95 View part →
  7. ✓ In Stock 2017-2020 GMC Sierra 3500 HD Main Battery Tray and Box (Used OEM)

    2017-2020 GMC Sierra 3500 HD Main Battery Tray and Box (Used OEM)

    Partslink #: PB-7888-0000069267

    Condition: Excellent (A)
    Mileage: 87,000 miles

    $89.95 View part →
  8. ✓ In Stock 2020-2024 GMC Sierra 3500 HD Fusible Link Power Distribution Block (Used OEM)

    2020-2024 GMC Sierra 3500 HD Fusible Link Power Distribution Block (Used OEM)

    Partslink #: 699-GM8M20

    For vehicles with the 5.3L engine. This part includes the fusible link.

    Condition: Excellent (A)
    Mileage: 40,800 miles

    $96.95 View part →
  9. ✓ In Stock 2015-2016 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    2015-2016 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    Partslink #: 646-01916

    It fits 4-door vehicles with a 5.3L engine and 6-speed automatic transmission. This assembly does not include relays, fuses, or fusible links. It is for vehicles without an auxiliary battery. Electrical options vary, so please match your part identification number.

    Condition: Excellent (A)
    Mileage: 143,100 miles

    $99.95 View part →
  10. ✓ In Stock 2020-2023 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    2020-2023 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    Partslink #: PB-9052-0000695944

    Condition: Good (B)
    Mileage: 144,000 miles

    $109.95 View part →
  11. ✓ In Stock 2001-2002 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    2001-2002 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    Partslink #: 646-01698

    It is for vehicles with the 8.1L engine. Built for the US market; verify your vehicle's 8th VIN digit is G.

    Condition: Excellent (A)
    Mileage: 95,000 miles

    $119.95 View part →
  12. ✓ In Stock 2021-2023 GMC Sierra 3500 HD Under Hood Fuse Box (Used OEM)

    2021-2023 GMC Sierra 3500 HD Under Hood Fuse Box (Used OEM)

    Partslink #: 646-13206

    Please note that this assembly does not include relays, fuses, or fusible links.

    Condition: Excellent (A)
    Mileage: 136,000 miles

    $119.95 View part →
  13. ✓ In Stock 2020-2023 GMC Sierra 3500 HD Positive Battery Terminal Fuselink (Used OEM)

    2020-2023 GMC Sierra 3500 HD Positive Battery Terminal Fuselink (Used OEM)

    Partslink #: 646.GM9N20

    It includes the fuse link on the positive battery terminal.

    Condition: Excellent (A)
    Mileage: 77,300 miles

    $122.95 View part →
  14. ✓ In Stock 2020-2023 GMC Sierra 3500 HD Battery Positive Cable Fuse Link (Used OEM)

    2020-2023 GMC Sierra 3500 HD Battery Positive Cable Fuse Link (Used OEM)

    Partslink #: 646.GM8323

    For 4-door vehicles. Includes the fuse link on the positive cable.

    Condition: Excellent (A)
    Mileage: 52,100 miles

    $122.95 View part →
  15. ✓ In Stock 2020-2022 GMC Sierra 3500 HD Underhood Engine Fuse Box Assembly (Used OEM)

    2020-2022 GMC Sierra 3500 HD Underhood Engine Fuse Box Assembly (Used OEM)

    Partslink #: 646-12380

    This engine fuse box is for vehicles without the automatic engine stop and start system. Please note that the fuse box assembly does not include relays, fuses, or fusible links.

    Condition: Excellent (A)
    Mileage: 13,000 miles

    $135.95 View part →
  16. ✓ In Stock 2021-2022 GMC Sierra 3500 HD Engine Bay Fuse Box (Used OEM)

    2021-2022 GMC Sierra 3500 HD Engine Bay Fuse Box (Used OEM)

    Partslink #: 646-13204

    This is the under-hood fuse box. It fits vehicles with a 6.6L engine, automatic transmission, and four-wheel drive. Please note that this fuse box assembly does not include relays, fuses, or fusible links.

    Condition: Excellent (A)
    Mileage: 47,000 miles

    $152.95 View part →
  17. ✓ In Stock 2020-2022 GMC Sierra 3500 HD Underhood Engine Fuse Box Assembly (Used OEM)

    2020-2022 GMC Sierra 3500 HD Underhood Engine Fuse Box Assembly (Used OEM)

    Partslink #: 646-12380

    It is for vehicles with a diesel engine and a single tank system. It is for vehicles without the automatic engine stop and start feature. This fuse box assembly does not include relays, fuses, or fusible links.

    Condition: Good (B)
    Mileage: 90,000 miles

    $153.95 View part →
  18. ✓ In Stock 2021-2023 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    2021-2023 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    Partslink #: 646-13186

    It is also called a power distribution junction block. This assembly does not include relays, fuses, or fusible links.

    Condition: Good (B)
    Mileage: 144,000 miles

    $154.95 View part →
  19. ✓ In Stock 2020 GMC Sierra 3500 HD Under-Hood Fuse Box (Used OEM)

    2020 GMC Sierra 3500 HD Under-Hood Fuse Box (Used OEM)

    Partslink #: 646-12813

    It fits four-wheel drive vehicles with a 6.6L engine and automatic transmission. Please note that this fuse box assembly does not include relays, fuses, or fusible links.

    Condition: Excellent (A)
    Mileage: 154,000 miles

    $159.95 View part →
  20. ✓ In Stock 2024-2025 GMC Sierra 3500 HD Engine Compartment Fuse Box (Used OEM)

    2024-2025 GMC Sierra 3500 HD Engine Compartment Fuse Box (Used OEM)

    Partslink #: 646-13742

    This engine fuse box assembly is for vehicles with a gasoline engine. Please note that this assembly does not include relays, fuses, or fusible links.

    Condition: Excellent (A)
    Mileage: 79,000 miles

    $159.95 View part →
  21. ✓ In Stock 2021-2023 GMC Sierra 3500 HD Under Hood Fuse Box (Used OEM)

    2021-2023 GMC Sierra 3500 HD Under Hood Fuse Box (Used OEM)

    Partslink #: 646-13206

    Warning: the fuse box assembly does not include relays, fuses, or fusible links.

    Condition: Good (B)
    Mileage: 66,000 miles

    $169.95 View part →
  22. ✓ In Stock 2021-2023 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    2021-2023 GMC Sierra 3500 HD Engine Fuse Box (Used OEM)

    Partslink #: 646-13186

    This fuse box assembly does not include relays, fuses, or fusible links. It is for vehicles with a diesel engine and a single tank system.

    Condition: Excellent (A)
    Mileage: 59,000 miles

    $169.95 View part →
  23. ✓ In Stock 2010-2014 GMC Sierra 3500 HD Engine Fuse Box for Auxiliary Battery or CNG/LPG (Used OEM)

    2010-2014 GMC Sierra 3500 HD Engine Fuse Box for Auxiliary Battery or CNG/LPG (Used OEM)

    Partslink #: 646-01722

    This fuse box is for vehicles with an auxiliary battery, compressed natural gas (CNG, option code LFT), or liquefied petroleum gas (LPG, option code LFT). The fuse box cover may vary depending on the engine, but the internal circuit blocks are the same.

    Condition: Excellent (A)
    Mileage: 127,000 miles

    $179.95 View part →
  24. ✓ In Stock 1999-2002 GMC Sierra 3500 HD Engine Compartment Fuse Box (Used OEM)

    1999-2002 GMC Sierra 3500 HD Engine Compartment Fuse Box (Used OEM)

    Partslink #: 646-GM8N99

    For vehicles with the 6.0L engine and 4-wheel drive.

    Condition: Excellent (A)
    Mileage: 260,000 miles

    $199.95 View part →
  25. ✓ In Stock 2015-2019 GMC Sierra 3500 HD Underhood Engine Fuse Box (Used OEM)

    2015-2019 GMC Sierra 3500 HD Underhood Engine Fuse Box (Used OEM)

    Partslink #: 646-11934

    This engine fuse box is for vehicles with the 6.6L engine, automatic transmission, and four-wheel drive (4x4). Warning: The fuse box assembly does not include relays, fuses, or fusible links.

    Condition: Excellent (A)
    Mileage: 235,000 miles

    $209.95 View part →
  26. ✓ In Stock 2024-2025 GMC Sierra 3500 HD Engine Compartment Fuse Block (Used OEM)

    2024-2025 GMC Sierra 3500 HD Engine Compartment Fuse Block (Used OEM)

    Partslink #: 646-13743

    This fuse box assembly does not include relays, fuses, or fusible links.

    Condition: Good (B)
    Mileage: 69,000 miles

    $216.95 View part →
  27. ✓ In Stock 2020-2023 GMC Sierra 3500 HD Engine Fuse Box Assembly (Used OEM)

    2020-2023 GMC Sierra 3500 HD Engine Fuse Box Assembly (Used OEM)

    Partslink #: 646-12814

    The fuse box assembly does not include relays, fuses, or fusible links. Please verify the part identification number matches.

    Condition: Excellent (A)
    Mileage: 51,000 miles

    $226.95 View part →
  28. ✓ In Stock 2024-2025 GMC Sierra 3500 HD Engine Compartment Fuse Block (Used OEM)

    2024-2025 GMC Sierra 3500 HD Engine Compartment Fuse Block (Used OEM)

    Partslink #: 646-13743

    This engine fuse box assembly does not include relays, fuses, or fusible links. It is for vehicles with a diesel engine.

    Condition: Excellent (A)
    Mileage: 23,000 miles

    $252.95 View part →

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Fuse Box Compatibility for GMC Sierra 3500 HD

Browse our selection of quality fuse box parts designed specifically for your GMC Sierra 3500 HD. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

AT4 · Base · Denali · Denali Ultimate · Pro · SL · SLE · SLT · Sierra SL · Sierra SLE · Sierra SLT · WT

Body Types

Cab & Chassis · Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup

Engine Options

V8 5.7L · V8 6.0L · V8 6.5L · V8 6.6L · V8 7.4L · V8 8.1L

Transmissions

Automatic · Manual

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