Built for vehicles with the 6.0L or 6.2L engine. This part is not for hybrid vehicles. Please note that this fuse box assembly does not include relays, fuses, or fusible links.
Condition: Excellent (A)
Mileage: 215,000 miles
This engine fuse box is for vehicles without an auxiliary battery. Please note that while the fuse block is the same, the covers may vary by engine type.
Condition: Excellent (A)
Mileage: 163,000 miles
Please note that this assembly does not include relays, fuses, or fusible links.
Condition: Excellent (A)
Mileage: 76,000 miles
This engine fuse box assembly does not include relays, fuses, or fusible links.
Condition: Good (B)
Mileage: 152,400 miles
For vehicles with the 8.1L engine. This part includes the circuit block and cover. Please note that while the fuse blocks are the same, the covers may vary by engine type.
Condition: Excellent (A)
Mileage: 264,000 miles
For 4x4 vehicles with the 6.6L Duramax diesel engine.
Condition: Excellent (A)
Mileage: 153,000 miles
Condition: Excellent (A)
Mileage: 87,000 miles
Built for vehicles with the 5.3L engine. The cover may differ for some SUV models; you can switch it with your original cover if needed.
Condition: Excellent (A)
Mileage: 295,000 miles
For vehicles with the 5.3L engine. This part includes the fusible link.
Condition: Excellent (A)
Mileage: 40,800 miles
It fits 4-door vehicles with a 5.3L engine and 6-speed automatic transmission. This assembly does not include relays, fuses, or fusible links. It is for vehicles without an auxiliary battery. Electrical options vary, so please match your part identification number.
Condition: Excellent (A)
Mileage: 143,100 miles
Condition: Good (B)
Mileage: 144,000 miles
Please note that this assembly does not include relays, fuses, or fusible links.
Condition: Excellent (A)
Mileage: 136,000 miles
It includes the fuse link on the positive battery terminal.
Condition: Excellent (A)
Mileage: 77,300 miles
For 4-door vehicles. Includes the fuse link on the positive cable.
Condition: Excellent (A)
Mileage: 52,100 miles
For vehicles with the 6.0L or 8.1L engine. The cover differs for 2005-2006 SUVs; you may need to switch the cover as needed.
Condition: Excellent (A)
For vehicles with the 6.0L or 8.1L engine. The fuse box cover for 2005-2006 SUVs may be different; you can switch it with your original cover if needed.
Condition: Excellent (A)
Mileage: 206,000 miles
This engine fuse box is for vehicles without the automatic engine stop and start system. Please note that the fuse box assembly does not include relays, fuses, or fusible links.
Condition: Excellent (A)
Mileage: 13,000 miles
This is the under-hood fuse box. It fits vehicles with a 6.6L engine, automatic transmission, and four-wheel drive. Please note that this fuse box assembly does not include relays, fuses, or fusible links.
Condition: Excellent (A)
Mileage: 47,000 miles
It is for vehicles with a diesel engine and a single tank system. It is for vehicles without the automatic engine stop and start feature. This fuse box assembly does not include relays, fuses, or fusible links.
Condition: Good (B)
Mileage: 90,000 miles
For vehicles with the 6.6L turbo diesel engine. This part includes the circuit block and cover.
Condition: Excellent (A)
Mileage: 76,000 miles
It is also called a power distribution junction block. This assembly does not include relays, fuses, or fusible links.
Condition: Good (B)
Mileage: 144,000 miles
This engine fuse box assembly is for vehicles with a gasoline engine. Please note that this assembly does not include relays, fuses, or fusible links.
Condition: Excellent (A)
Mileage: 79,000 miles
It fits four-wheel drive vehicles with a 6.6L engine and automatic transmission. Please note that this fuse box assembly does not include relays, fuses, or fusible links.
Condition: Excellent (A)
Mileage: 154,000 miles
For 4x4 vehicles with the 6.0L or 8.1L engine. The cover differs for 2005-2006 SUVs; you may need to switch the cover with your original one.
Condition: Excellent (A)
Mileage: 122,000 miles
The cover differs for 2005-2006 SUVs; you may need to switch the cover as needed.
Condition: Excellent (A)
Mileage: 81,000 miles
For vehicles with the 6.0L or 8.1L engine. The cover differs for 2005-2006 SUVs; you may need to switch the cover as needed.
Condition: Excellent (A)
Warning: the fuse box assembly does not include relays, fuses, or fusible links.
Condition: Good (B)
Mileage: 66,000 miles
This fuse box assembly does not include relays, fuses, or fusible links. It is for vehicles with a diesel engine and a single tank system.
Condition: Excellent (A)
Mileage: 59,000 miles
This fuse box is for vehicles with an auxiliary battery, compressed natural gas (CNG, option code LFT), or liquefied petroleum gas (LPG, option code LFT). The fuse box cover may vary depending on the engine, but the internal circuit blocks are the same.
Condition: Excellent (A)
Mileage: 127,000 miles
For vehicles with the 6.0L engine and 4-wheel drive.
Condition: Excellent (A)
Mileage: 260,000 miles
For vehicles with the 5.7L engine and 4-wheel drive. Fits 2-door models with the SLT trim level.
Condition: Excellent (A)
Mileage: 178,100 miles
This engine fuse box is for vehicles with the 6.6L engine, automatic transmission, and four-wheel drive (4x4). Warning: The fuse box assembly does not include relays, fuses, or fusible links.
Condition: Excellent (A)
Mileage: 235,000 miles
This fuse box assembly does not include relays, fuses, or fusible links.
Condition: Good (B)
Mileage: 69,000 miles
The fuse box assembly does not include relays, fuses, or fusible links. Please verify the part identification number matches.
Condition: Excellent (A)
Mileage: 51,000 miles
This engine fuse box assembly does not include relays, fuses, or fusible links. It is for vehicles with a diesel engine.
Condition: Excellent (A)
Mileage: 23,000 miles
It fits vehicles with four-wheel drive (4x4). Warning: This fuse box assembly does not include relays, fuses, or fusible links.
Condition: Excellent (A)
Mileage: 121,000 miles
This engine fuse box assembly does not include relays, fuses, or fusible links.
Condition: Excellent (A)
Mileage: 59,000 miles
Browse our selection of quality fuse box parts designed specifically for your GMC Sierra 2500 HD. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
AT4 · AT4X · Base · Denali · Denali Ultimate · Pro · SL · SLE · SLT · Sierra SL · Sierra SLE · Sierra SLT · WT
Cab & Chassis · Crew Cab Pickup · Extended Cab Pickup · SUV · Standard Cab Pickup
V6 4.3L · V8 5.0L · V8 5.3L · V8 5.7L · V8 6.0L · V8 6.5L · V8 6.6L · V8 7.4L · V8 8.1L
Automatic · Manual