Make sure this part fits

GM 15786043
Junction Block

2003-2006 GM

Customer Questions & Expert Answers (8)
GM 15786043 Junction Block
GM 15786043 Junction Block
  • Part Description
    Block, Wiring Junction; Junction Boxes; Relay Boxes; Fuse Box
  • Replaces
    15095836, 15177119, 15115617, 15201930
  • Manufacturer
    General Motors
Make sure this part fits
$486.48 MSRP: $768.89
You Save: $282.41 (37%)
1
ADD TO CART
  • Vehicle Fitment

    Year Make Model Trim Engine
    2004-2006 Cadillac EscaladeBase8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2003-2006 Cadillac Escalade EXTBase8 Cyl 6.0 L GAS
    2003-2006 Chevrolet Avalanche 1500Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z718 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    2003-2006 Chevrolet Avalanche 2500Base, LS, LT8 Cyl 8.1 L GAS
    2003-2005 Chevrolet Silverado 1500Base, Hybrid, LS, LT, SS, WT, Z71 Off-Road6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2005, 2003 Chevrolet Silverado 1500 HDBase, LS, LT8 Cyl 6.0 L GAS
    2003-2004 Chevrolet Silverado 2500Base, LS, LT, WT8 Cyl 6.0 L GAS
    2003-2005 Chevrolet Silverado 2500 HDBase, LS, LT, WT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
    2003-2005 Chevrolet Silverado 3500Base, LS, LT, WT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
    2004-2006 Chevrolet TahoeBase, LS, LT, Z718 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    View More
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 15786043 designed for my car? Posted by ChevyPartsDeal Specialist
    A:
    Please Select Your Vehicle model to see if part number 15786043 is suitable before ordering.
    Posted by ChevyPartsDeal Specialist
    Q:
    What is the first step in the installation process for the 2005 Cadillac Escalade EXT? Posted by Customer
    A:
    Position the fuse block onto the I/P assembly until it clicks in place.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Fuse Box
    Q:
    What should be reinstalled after securing the fuse block for the 2006 Chevrolet Avalanche 2500? Posted by Customer
    A:
    Reinstall the turn signal relay.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Fuse Box
    Q:
    What should be done after removing the cover for the 2006 Chevrolet Avalanche 1500? Posted by Customer
    A:
    Detach the harness from the front of the junction block and press to release the tabs to remove the junction block from the bracket.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Fuse Box
    Q:
    What should be done after removing the cover for the 2005 Chevrolet Silverado 1500? Posted by Customer
    A:
    Detach the harness from the front of the junction block and press to release the tabs to remove the junction block from the bracket.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Fuse Box
    Q:
    How do you separate the fuse block from the wire harness block for the 2005 Chevrolet Tahoe? Posted by Customer
    A:
    Use a screwdriver to separate the fuse block from the wire harness block.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Fuse Box
    Q:
    What should be done after connecting the harness to the front of the junction block for the 2005 GMC Sierra 1500? Posted by Customer
    A:
    Install the cover until it clicks in place and hand tighten the retaining nut until seated.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Fuse Box
    Q:
    What is the first step to replace the underhood electrical center for the 2005 GMC Yukon? Posted by Customer
    A:
    Disconnect the negative battery cable.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Fuse Box
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Junction Block 15786043 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 15786043 Junction Block is available in the market under the name GM Fuse Box. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 15786043 Junction Block fits certain Chevrolet Tahoe, Silverado 1500, Avalanche 1500 models, as well as GMC Sierra 1500, Yukon. Additionally, it is compatible with Cadillac Escalade, Escalade EXT models.
The original GM component designated by Manufacturer Part Number 15786043 maintains top performance when functioning as the Block, Wiring Junction; Junction Boxes; Relay Boxes; Fuse Box unit. The component 15786043 is constructed from durable material and its dimensions span 9.4 x 5.4 x 12.2 inches while weighing 7.60 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. The part 15786043 has available replacement options 15095836, 15177119, 15115617, 15201930. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
If you want to save money in the long run on maintenance and repairs, you should choose OEM products because they're of the top level of durability. Are you on the quest of finding GM parts? Our site is worth a visit. We stock an endless selection of high-quality GM components including things like ignition coils all the way through to fan shrouds and all at prices that can not be matched. You have nothing to worry about because all our OEM parts are covered with a manufacturer warranty, which guarantees superior quality and value.