How to replace the Fuse Box in the Body Wiring Harness Junction Block on GMC Yukon XL 2500?

The first step to replace the body wiring harness junction block requires uninstalling its retaining nut followed by removing the cover through tab pressing. The harness must be detached from the junction block's front side while pressing on its tabs will free it from the bracket. Begin by taking out all retaining bolts at the back of the device before using a screwdriver to split up the wire harness block from the junction block. The wire harness block needs to be installed onto the junction block followed by tightening its retaining bolts to 6 N.m (53 lb in) as per the Fastener Notice instructions. Safely install the junction block to its bracket while pushing the top part to ensure proper seating followed by harness attachment at the junction block front side. Finish the installation by putting in the cover until it snaps into position and tighten the retaining nut by hand until it reaches its seat.

OEM GMC Yukon XL 2500 Fuse Box

Fuse Holder Box

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GMC Yukon XL 2500 Junction Block Part Number: 20813086
$211.33 MSRP: $332.50
You Save: $121.17 (37%)
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Product Specifications
- Other Name: Block Assembly-Body Wiring Harness Junction; Junction Boxes; Relay Boxes; Fuse Box; Block, Wiring Junction
- Replaces: 15780696
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX
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GMC Yukon XL 2500 Fuse Box Part Number: 15266954
Product Specifications
- Other Name: Block Assembly-Fuse; Junction Boxes; Junction Block; Block, Wiring Junction
- Replaces: 10383306, 15058033
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
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GMC Yukon XL 2500 Junction Block Part Number: 12193645
Product Specifications
- Other Name: Block, Wiring Junction; Junction Boxes; Relay Boxes; Fuse Box
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2002 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS

GMC Yukon XL 2500 Fuse Box

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GMC Yukon XL 2500 Fuse Box Parts and Q&A

Fuse Box
15266954
Q: How to replace the Fuse Box in the Body Wiring Harness Junction Block on GMC Yukon XL 2500?
A:
The first step to replace the body wiring harness junction block requires uninstalling its retaining nut followed by removing the cover through tab pressing. The harness must be detached from the junction block's front side while pressing on its tabs will free it from the bracket. Begin by taking out all retaining bolts at the back of the device before using a screwdriver to split up the wire harness block from the junction block. The wire harness block needs to be installed onto the junction block followed by tightening its retaining bolts to 6 N.m (53 lb in) as per the Fastener Notice instructions. Safely install the junction block to its bracket while pushing the top part to ensure proper seating followed by harness attachment at the junction block front side. Finish the installation by putting in the cover until it snaps into position and tighten the retaining nut by hand until it reaches its seat.