How to replace the underhood fuse box on Chevrolet Blazer?

The replacement process of the underhood electrical center or junction block requires Battery Cable negative disconnection followed by removing the positive cover and bolt before detaching the positive cable from the electrical center. Start by removing the bolts from the support bracket which secures the underhood electrical center then loosen the bottom bolts from the electrical connectors before disconnecting and taking out the center from the vehicle. The installation requires proper connection of electrical connectors to the underhood electrical center and subsequent tightening of bolts to 7 n.m (62 lb in). First you must install the bolts connecting the center to the support bracket while torquing them to 7 n.m (62 lb in). To complete the repair the mechanic should reconnect the battery positive cable by tightening its bolt to 10 n.m (89 lb in) onto the underhood electrical center and should then secure the positive cable cover then reconnect the battery negative cable.

OEM Chevrolet Blazer Fuse Box

Fuse Holder Box

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9 Fuse Boxes found

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Chevrolet Blazer Junction Block Part Number: 84335780
$97.82 MSRP: $153.23
You Save: $55.41 (37%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Block-Fuse
- Replaced by: 85020358
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2020-2021 Chevrolet Blazer | LT, Premier | 4 Cyl 2.0 L GAS
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Chevrolet Blazer Fuse & Relay Box Part Number: 85140077
$125.63 MSRP: $197.62
You Save: $71.99 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Block; Block, Main Wiring Junction And Fuse Block
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023-2024 Chevrolet Blazer | LT, Premier, RS | 4 Cyl 2.0 L GAS, 6 Cyl 3.6 L GAS
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Chevrolet Blazer Fuse & Relay Box Part Number: 85140076
$159.79 MSRP: $251.42
You Save: $91.63 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Block; Block, Main Wiring Junction And Fuse Block
- Replaces: 84949765, 84819715
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2022 Chevrolet Blazer | L, LT, Premier, RS | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L GAS
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Chevrolet Blazer Junction Block Part Number: 84922669
$97.82 MSRP: $153.23
You Save: $55.41 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block Assembly-Battery Distribution Engine Compartment Fuse; Junction Boxes; Relay Boxes; Fuse Box; Fuse & Relay Box; Block, Main Wiring Junction And Fuse Block
- Replaced by: 85020358
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2022-2024 Chevrolet Blazer | LT, Premier, RS | 4 Cyl 2.0 L GAS
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Chevrolet Blazer Junction Block Part Number: 84922668
$81.39 MSRP: $127.49
You Save: $46.10 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block Assembly-Battery Distribution Engine Compartment Fuse; Junction Boxes; Fuse Box; Block, Main Wiring Junction And Fuse Block
- Replaced by: 85020357
- Replaces: 84516216, 84295011
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2020-2024 Chevrolet Blazer | LT, Premier, RS | 4 Cyl 2.0 L GAS
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Chevrolet Blazer Junction Block Part Number: 84922666
$84.07 MSRP: $131.68
You Save: $47.61 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Block Assembly-Battery Distribution Engine Compartment Fuse; Junction Boxes; Relay Boxes; Fuse Box; Fuse & Relay Box; Block, Main Wiring Junction And Fuse Block
- Replaced by: 85020355
- Replaces: 84034566, 84082209, 84215663, 84516214
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2024 Chevrolet Blazer | Base, LT, Premier, RS | 6 Cyl 3.6 L GAS
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Chevrolet Blazer Fuse Box Part Number: 15132462
Product Specifications
- Other Name: Block Assembly-Accessory Wiring Junction; Junction Boxes; Block, Wiring Junction
- Replaces: 15328840
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1999-2005 Chevrolet Blazer | Base, LS, LT, Trailblazer, Xtreme, ZR2 | 6 Cyl 4.3 L GAS
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Chevrolet Blazer Junction Block Part Number: 15528797
Product Specifications
- Other Name: Block, Wiring Junction; Junction Boxes; Fuse Box
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1994 Chevrolet Blazer | Base, Cheyenne, Silverado, Silverado Sport | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
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Chevrolet Blazer Junction Block Part Number: 84922667
$88.64 MSRP: $138.85
You Save: $50.21 (37%)
Product Specifications
- Other Name: Block Assembly-Battery Distribution Engine Compartment Fuse; Junction Boxes; Relay Boxes; Fuse Box; Fuse & Relay Box; Block, Main Wiring Junction And Fuse Block
- Replaced by: 85020356
- Replaces: 84516215, 84082210, 84215664, 84034565
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2024 Chevrolet Blazer | Base, L, LT, Premier, RS | 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L GAS

Chevrolet Blazer Fuse Box

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The Font-mounted Chevrolet Blazer Fuse Box works as a vital part which defines both Chevrolet Blazer reliability and performance characteristics. Animating as a protective control center for the electrical components and wiring system the Fuse Box defends against voltage spikes to ensure safe operation of the Chevrolet Blazer. The Fuse Box has its location under dashboard or the engine compartment to protect 32-volt rated automotive fuses which also support 42-volt systems for improved Chevrolet Blazer functionality. Multiple Chevrolet Blazer generations possess distinct categories of Fuse Boxes which belong to integrated power modules (IPMs) and serve their primary task of assuring trustworthy electrical service. Users need to perform regular inspections and change the Fuse Box at proper times because failing indicator lights or defective power locks show evidence of electrical failures. Through its implementation the Fuse Box enables efficient operation and protects users while operating brand model. Through resettable circuit breakers as a special feature the Fuse Box provides enhanced convenience to consumers in the automotive market. The car part demonstrates the automaker's dedication to quality and innovation thus establishing the car as a reliable high-performance SUV.

Chevrolet Blazer Fuse Box Parts Questions & Experts Answers

Fuse Box
15132462
Q: How to replace the underhood fuse box on Chevrolet Blazer?
A:
The replacement process of the underhood electrical center or junction block requires Battery Cable negative disconnection followed by removing the positive cover and bolt before detaching the positive cable from the electrical center. Start by removing the bolts from the support bracket which secures the underhood electrical center then loosen the bottom bolts from the electrical connectors before disconnecting and taking out the center from the vehicle. The installation requires proper connection of electrical connectors to the underhood electrical center and subsequent tightening of bolts to 7 n.m (62 lb in). First you must install the bolts connecting the center to the support bracket while torquing them to 7 n.m (62 lb in). To complete the repair the mechanic should reconnect the battery positive cable by tightening its bolt to 10 n.m (89 lb in) onto the underhood electrical center and should then secure the positive cable cover then reconnect the battery negative cable.