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2025 Chevrolet Silverado, GMC Sierra 2500 HD 3500 HD Fuse Block 6.6L OEM

Regular price $ 92.68
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2025 Fuse Block for Chevrolet Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 2500 HD and Sierra 3500 HD

This is a Genuine OEM GM fuse block for 2025 Chevrolet Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 2500 HD and Sierra 3500 HD trucks. It is for vehicles with the 6.6L V8 Diesel engine, auxiliary battery and dual alternator.

✔ Fit Guide
Confirm these details match your vehicle before you order
Chevrolet Silverado 2500 HD
2025, 6.6L V8 Diesel, with auxiliary battery and dual alternator
Chevrolet Silverado 3500 HD
2025, 6.6L V8 Diesel, with auxiliary battery and dual alternator
GMC Sierra 2500 HD
2025, 6.6L V8 Diesel, with auxiliary battery and dual alternator
GMC Sierra 3500 HD
2025, 6.6L V8 Diesel, with auxiliary battery and dual alternator
Engine
6.6L V8 Diesel (Duramax) only
Required Equipment
Auxiliary battery system and dual alternator configuration
Programming
Requires programming and special setup to operate in the vehicle
Part Type
Fuse Block
✖ Does NOT Fit: Trucks without the auxiliary battery or without the dual alternator

Quick Part Facts

Condition
New
Part Type
Fuse Block
Brand
Genuine GM OEM
Year
2025
Makes
Chevrolet, GMC
Models
Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, Sierra 3500 HD
Engine
6.6L V8 Diesel
Compatibility
With auxiliary battery; with dual alternator
Programming
Required

Fitment Chart

Year Range Make Model Trim/Engine Notes/Options
2025 Chevrolet Silverado 2500 HD Custom Extended Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 Chevrolet Silverado 2500 HD High Country Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 Chevrolet Silverado 2500 HD LT Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 Chevrolet Silverado 2500 HD LTZ Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 Chevrolet Silverado 2500 HD WT Extended Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 Chevrolet Silverado 2500 HD ZR2 Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 Chevrolet Silverado 3500 HD High Country Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 Chevrolet Silverado 3500 HD LT Cab & Chassis; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 Chevrolet Silverado 3500 HD LTZ Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 Chevrolet Silverado 3500 HD WT Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 GMC Sierra 2500 HD AT4 Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 GMC Sierra 2500 HD AT4X Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 GMC Sierra 2500 HD Denali Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 GMC Sierra 2500 HD Denali Ultimate Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 GMC Sierra 2500 HD Pro Standard Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 GMC Sierra 2500 HD SLE Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 GMC Sierra 2500 HD SLT Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 GMC Sierra 3500 HD AT4 Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 GMC Sierra 3500 HD Denali Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
2025 GMC Sierra 3500 HD Denali Ultimate Crew Cab; 6.6L V8 Diesel With auxiliary battery; With dual alternator
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