How to replace the underhood fuse box on Chevrolet Tahoe?

The replacement of the underhood Fuse Box demands starting with the removal of the negative Battery Cable then removing the left rear fender brace. You should start by removing the engine wiring harness junction block cover then disconnect the positive Battery Cable bolt attached to the junction block. You can reach the connectors by first detaching the chassis harness from the junction block before unsnapping the block from its bracket. The junction block can then move up to expose the connectors. The engine wiring harness junction block requires disconnection of seven connectors: the forward lamp harness (32 way) connector, the instrument panel harness (68 way) connector, the instrument panel harness (2 way) connector, the engine harness (68 way) connector, the engine harness (1 way) connector, the chassis harness (32 way) connector, and the chassis harness (2 way) connector. Detach then dismount the engine wiring harness junction block from its bracket. To install the engine wiring harness junction block begin by fitting it to the mounting bracket followed by installation of the chassis harness (32 way) connector and chassis harness (2 way) connector with an 6 n.m (53 lb in) torque. Following installation of the engine harness (68 way) connector comes the engine harness (1 way) connector which should be tightened to 6 n.m (53 lb in). The workshop should begin by securing the instrument panel harness (68 way) connector that requires 6 n.m (53 lb in) torque, then add the instrument panel harness (2 way) connector with the same level of torque. Next are forward lamp harness (32 way) connector installation with 6 n.m (53 lb in) torque. Secure the engine wiring harness junction block onto the bracket before attaching the chassis harness to the junction block with a torque of 6 n.m (53 lb in). The positive Battery Cable bolt requires installation onto the engine wiring harness junction block while tightening it to 9 n.m (80 lb in) torque before securing the engine harness junction block cover and left rear fender brace. Complete the procedure by connecting the negative Battery Cable and tightening its bolt to reach 17 n.m (13 lb ft).

OEM Chevrolet Tahoe Fuse Box

Fuse Holder Box

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19 Fuse Boxes found

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Chevrolet Tahoe Junction Block
Part Number: 84303175
$182.36 MSRP: $286.93
You Save: $104.57 (37%)
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Product Specifications
- Other Name: Block; Junction Boxes; Relay Boxes; Fuse Box; Fuse & Relay Box; Block, Wiring Junction
- Replaces: 23254025, 23285565, 84075768, 84071500, 84075778, 84008527, 84303177, 84303178, 84008524, 23143471, 23285572, 23285569, 84303179, 23143470, 23285567, 84075777, 84008525, 84075776
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017 Chevrolet Tahoe | LS, LT, PPV, Premier, SSV | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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Chevrolet Tahoe Junction Block
Part Number: 20813086
$193.88 MSRP: $305.04
You Save: $111.16 (37%)
ADD TO CART
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:
- 2009-2014 Chevrolet Tahoe | LS, LT, LTZ | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX
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Chevrolet Tahoe Fuse Box
Part Number: 12110746
$53.68 MSRP: $83.78
You Save: $30.10 (36%)
ADD TO CART
Product Specifications
- Other Name: Block, Fuse; Junction Boxes; Connector, Wiring Junction; Block, Wiring Junction
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-2000 Chevrolet Tahoe | Base, Limited, LS, LT, Z71 | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
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Chevrolet Tahoe Junction Block
Part Number: 84114437
$387.44 MSRP: $609.60
You Save: $222.16 (37%)
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Product Specifications
- Other Name: Block; Junction Boxes; Relay Boxes; Fuse Box; Block, Wiring Junction
- Replaces: 23275380, 23418066, 22773484, 84017672, 23225905
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2020, 2015-2016 Chevrolet Tahoe | LS, LT, LTZ, PPV, Premier, SSV | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Fuse Box, Driver Side
Part Number: 84114432
$130.98 MSRP: $206.09
You Save: $75.11 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block, Main Wiring Junction And Fuse Block; Junction Boxes; Block, Wiring Junction
- Position: Driver Side
- Replaces: 23200663, 23225914, 23418063
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2020 Chevrolet Tahoe | LS, LT, PPV, Premier, SSV | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Junction Block
Part Number: 12146281
$27.23 MSRP: $48.62
You Save: $21.39 (44%)
ADD TO CART
Product Specifications
- Other Name: Block, Wiring Junction; Fuse Box
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-2000 Chevrolet Tahoe | Base, Limited, LS, LT, Z71 | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
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Chevrolet Tahoe Fuse Box
Part Number: 84354716
$87.94 MSRP: $157.04
You Save: $69.10 (44%)
ADD TO CART
Product Specifications
- Other Name: Block Assembly-Battery Distribution Engine Compartment Fuse; Distribution Box; Block, Wiring Junction
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2020 Chevrolet Tahoe | LS, LT, LTZ, PPV, Premier, SSV | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Fuse & Relay Box
Part Number: 85545271
$70.92 MSRP: $111.07
You Save: $40.15 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block, Main Wiring Junction And Fuse Block; Block, Wiring Junction
- Replaces: 84929381
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Tahoe | Commercial, High Country, LS, LT, PPV, Premier, RST, SSV, Z71 | 6 Cyl 3.0 L DIESEL, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Fuse & Relay Box
Part Number: 84823330
$67.54 MSRP: $105.77
You Save: $38.23 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block, Main Wiring Junction And Fuse Block; Junction Boxes; Relay Boxes; Fuse Box; Block, Wiring Junction
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Tahoe | Commercial, High Country, LS, LT, PPV, Premier, RST, SSV, Z71 | 6 Cyl 3.0 L DIESEL, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Fuse Box, Driver Side
Part Number: 84114431
$154.24 MSRP: $242.70
You Save: $88.46 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block, Main Wiring Junction And Fuse Block; Junction Boxes; Block, Wiring Junction
- Position: Driver Side
- Replaces: 23418062, 23225915
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2016-2020 Chevrolet Tahoe | LS, LT, LTZ, PPV, Premier, SSV | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Junction Block
Part Number: 85147821
$91.58 MSRP: $143.42
You Save: $51.84 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Block Assembly-Body Wiring Harness Junction; Block, Wiring Junction
- Replaces: 84823327
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Tahoe | Commercial, High Country, LS, LT, PPV, Premier, RST, SSV, Z71 | 6 Cyl 3.0 L DIESEL, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Junction Block
Part Number: 84977658
$77.32 MSRP: $121.12
You Save: $43.80 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block Assembly-Battery Distribution Engine Compartment Fuse; Fuse Box; Block, Wiring Junction
- Replaced by: 85015815
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Tahoe | Commercial, High Country, LS, LT, Premier, RST, Z71 | 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Fuse & Relay Box
Part Number: 84926407
$91.90 MSRP: $143.96
You Save: $52.06 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block; Junction Boxes; Relay Boxes; Fuse Box; Block, Wiring Junction
- Replaces: 84790034
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Tahoe | Commercial, High Country, LS, LT, PPV, Premier, RST, SSV, Z71 | 6 Cyl 3.0 L DIESEL, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Junction Block
Part Number: 84694244
$118.17 MSRP: $185.93
You Save: $67.76 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block Assembly-Battery Distribution Fuse; Fuse Box; Block, Wiring Junction
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Tahoe | Commercial, High Country, LS, LT, PPV, Premier, RST, SSV, Z71 | 6 Cyl 3.0 L DIESEL, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe Junction Block
Part Number: 84694243
$33.92 MSRP: $53.14
You Save: $19.22 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block Assembly-Battery Distribution Engine Compartment Fuse; Fuse Box; Block, Wiring Junction
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Tahoe | PPV, SSV | 8 Cyl 5.3 L GAS
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Chevrolet Tahoe Junction Block
Part Number: 84694241
$79.08 MSRP: $123.88
You Save: $44.80 (37%)
ADD TO CART
Product Specifications
- Other Name: Block Assembly-Battery Distribution Engine Compartment Fuse; Fuse Box; Block, Wiring Junction
- Replaced by: 85015813
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Tahoe | Commercial, High Country, LS, LT, Premier, RST, Z71 | 6 Cyl 3.0 L DIESEL, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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Chevrolet Tahoe 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:
- 2000-2003 Chevrolet Tahoe | Base, LS, LT, Z71 | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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Chevrolet Tahoe Junction Block
Part Number: 15786043
$446.31 MSRP: $705.40
You Save: $259.09 (37%)
Product Specifications
- Other Name: Block, Wiring Junction; Junction Boxes; Relay Boxes; Fuse Box
- Replaces: 15095836, 15177119, 15115617, 15201930
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2006 Chevrolet Tahoe | Base, LS, LT, Z71 | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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Chevrolet Tahoe Fuse Box, Driver Side
Part Number: 23200665
Product Specifications
- Other Name: Block, Main Wiring Junction And Fuse Block; Junction Boxes; Block, Wiring Junction
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015 Chevrolet Tahoe | LS, LT, LTZ, PPV, SSV | 8 Cyl 5.3 L FLEX

Chevrolet Tahoe Fuse Box

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Chevrolet Tahoe Fuse Box Parts Questions & Experts Answers

Junction Block
12146281
Q: How to replace the underhood fuse box on Chevrolet Tahoe?
A: The replacement of the underhood Fuse Box demands starting with the removal of the negative Battery Cable then removing the left rear fender brace. You should start by removing the engine wiring harness junction block cover then disconnect the positive Battery Cable bolt attached to the junction block. You can reach the connectors by first detaching the chassis harness from the junction block before unsnapping the block from its bracket. The junction block can then move up to expose the connectors. The engine wiring harness junction block requires disconnection of seven connectors: the forward lamp harness (32 way) connector, the instrument panel harness (68 way) connector, the instrument panel harness (2 way) connector, the engine harness (68 way) connector, the engine harness (1 way) connector, the chassis harness (32 way) connector, and the chassis harness (2 way) connector. Detach then dismount the engine wiring harness junction block from its bracket. To install the engine wiring harness junction block begin by fitting it to the mounting bracket followed by installation of the chassis harness (32 way) connector and chassis harness (2 way) connector with an 6 n.m (53 lb in) torque. Following installation of the engine harness (68 way) connector comes the engine harness (1 way) connector which should be tightened to 6 n.m (53 lb in). The workshop should begin by securing the instrument panel harness (68 way) connector that requires 6 n.m (53 lb in) torque, then add the instrument panel harness (2 way) connector with the same level of torque. Next are forward lamp harness (32 way) connector installation with 6 n.m (53 lb in) torque. Secure the engine wiring harness junction block onto the bracket before attaching the chassis harness to the junction block with a torque of 6 n.m (53 lb in). The positive Battery Cable bolt requires installation onto the engine wiring harness junction block while tightening it to 9 n.m (80 lb in) torque before securing the engine harness junction block cover and left rear fender brace. Complete the procedure by connecting the negative Battery Cable and tightening its bolt to reach 17 n.m (13 lb ft).