How to replace the right instrument panel fuse box on GMC Sierra 3500?

The first step to replace a right instrument panel electrical center or junction block involves removal of the right side end panel. Use a pull motion to detach the fuse block while pushing its tabs and remove it from the I/P to get to the retaining bolt. First use a screwdriver to disconnect the wire harness block from the fuse block. After that remove the I/P wiring harness block from the vehicle. You should mount the fuse block to the I/P wire harness block before securing it with the retaining bolt at 6 N.m (53 lbs in). After the open end of the fuse block enters the I/P successfully it can be put in place. Connect all wiring connectors to their designated spots on the fuse block and then replace the right side end panel.

OEM GMC Sierra 3500 Fuse Box

Fuse Holder Box

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3 Fuse Boxes found

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GMC Sierra 3500 Junction Block Part Number: 15177119
$486.48 MSRP: $768.89
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Product Specifications
- Other Name: Block; Junction Boxes; Relay Boxes; Fuse Box
- Replaced by: 15786043
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2005 GMC Sierra 3500 | Base, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
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GMC Sierra 3500 Junction Block Part Number: 15139209
Product Specifications
- Other Name: Block; Junction Boxes; Fuse Box; Block, Wiring Junction
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 GMC Sierra 3500 | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
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GMC Sierra 3500 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:
- 2001-2002 GMC Sierra 3500 | Base, SL, SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS

GMC Sierra 3500 Fuse Box

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GMC Sierra 3500 Fuse Box Parts and Q&A

Junction Block
15177119
Q: How to replace the right instrument panel fuse box on GMC Sierra 3500?
A:
The first step to replace a right instrument panel electrical center or junction block involves removal of the right side end panel. Use a pull motion to detach the fuse block while pushing its tabs and remove it from the I/P to get to the retaining bolt. First use a screwdriver to disconnect the wire harness block from the fuse block. After that remove the I/P wiring harness block from the vehicle. You should mount the fuse block to the I/P wire harness block before securing it with the retaining bolt at 6 N.m (53 lbs in). After the open end of the fuse block enters the I/P successfully it can be put in place. Connect all wiring connectors to their designated spots on the fuse block and then replace the right side end panel.