RHAOCZIYAUTO Battery Distribution Engine Compartment Fuse Block — OEM Replacement for Chevy Silverado 1500/2500 HD & GMC Sierra 1500/2500 HD (2019-2025) Replaces 84646134, 84493556
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Description
xOverview
The RHAOCZIYAUTO Battery Distribution Engine Compartment Fuse Block is a direct, OEM-style replacement designed for Chevy Silverado and GMC Sierra trucks. It sits under the hood to route and protect critical electrical power, helping circuits stay organized even as demands rise on engine and accessory systems.
What it replaces
Designed to replace GM parts 84646134 and 84493556, this block is compatible with models from 2019 through 2025. Fitment covers Silverado 1500 (2019-2022), Silverado 2500HD/3500HD (2020-2024), Sierra 1500 (2019-2022), and Sierra 2500HD/3500HD (2020-2025).
Key benefits
- Supports power distribution to essential components like anti-lock brakes, ECU, and cooling circuits
- Durable construction combines reinforced ABS plastic with metal parts for long-lasting performance
- OEM-quality reliability helps maintain consistent electrical performance under varying loads
- Direct replacement with familiar connectors minimizes downtime and reduces install guesswork
Materials and durability
- Made from reinforced ABS plastic and metal materials with excellent impact, abrasion, corrosion, heat, and pressure resistance
- Rigorously designed for underhood exposure and vibration without compromising connections
Compatibility and installation notes
- Vehicle fitment includes Silverado 1500 (2019-2022), Silverado 2500HD/3500HD (2020-2025), Sierra 1500 (2019-2022), Sierra 2500HD/3500HD (2020-2025)
- GM part numbers 84646134 and 84493556 align with OEM replacement expectations
- Simple replacement process: disconnect battery, remove old block, install new block using existing mounts
What you get
- Underhood Battery Distribution Fuse Block with OEM-style performance
- Confidence in durable, reliable operation across supported models
Why this matters
Underhood electrical systems support critical safety and comfort features. A well-constructed fuse block helps prevent corrosion at connectors, reduces electrical noise, and supports stable voltages across circuits. While outcomes can vary with usage, a solid replacement may contribute to smoother daily drivability.
Real-world use scenarios
Owners upgrading a battery system, performing fleet maintenance, or replacing an aging block can benefit from OEM-like fitment that snaps into place with minimal tweaks. Reinforced materials and secure mounting help resist heat and road vibrations typical of full-size pickups.
FAQ
Q: What vehicles does this fuse block fit?
A: Chevy Silverado 1500 (2019-2022), Silverado 2500HD/3500HD (2020-2024), GMC Sierra 1500 (2019-2022), and Sierra 2500HD/3500HD (2020-2025).
Q: Is installation DIY-friendly?
A: Yes, disconnect the battery, remove the old block, and mount the new block using existing connectors and mounting points.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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