Contact Us
Live Chat
or
1-888-220-8330
Search Bar
Search by Part Number or Keywords
My Garage
My Account
Cart
Body & Mirrors
Chassis & Brakes
Engine & Drivetrain
Electrical & Lighting
Help Center
< Back
×
Live Chat
1-888-220-8330
Body & Mirrors
Chassis & Brakes
Engine & Drivetrain
Electrical & Lighting
Login/Register
My Account
Track Order
Help Center
Contact Us
Home
>
Sierra 1500
>
2021
>
Electrical & Lighting
>
Fuses, Box & Components
>
Fuse Box
2021 GMC Sierra 1500 Fuse Box
My Vehicle
Change Vehicle
2021 GMC Sierra 1500
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Fuses & Fuse Box
Department
OE
Prices
$99.99 and under
$100 to $249.99
$250 to $499.99
$500 and over
10 Products found
Show Item:
30
60
90
Sort by:
Recommended
Filter
Sort
View by
View Related Parts
OEM (Genuine)
2021 GMC Sierra 1500 Junction Block
PartNumber:
84646132
VEHICLE SPECIFIC
Product Specifications
Notes:
4.3 Liter, 170 Amp Alternator; 5.3 Liter, W/O Fuel Management, 170 Amp Alternator; 5.3, 6.2 Liter, W/Fuel Management, 170 Amp Alternator
Other Names:
Junction Block
Item Dimensions:
15.8 x 9.6 x 5.6 inches
Item Weight:
1.40 Pounds
Fitment Type:
Direct Replacement
Replaces:
84493554
Replaced by:
85015807
Part Description:
2021 GMC Sierra 1500 Junction Block
More Info
Vehicle Fitment
2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
$72.80
MSRP:
$115.60
You Save: $42.80 (38%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 1500 Fuse & Relay Box
PartNumber:
84594609
VEHICLE SPECIFIC
Product Specifications
Other Names:
Fuse & Relay Box
Item Dimensions:
16.2 x 9.3 x 6.0 inches
Item Weight:
0.50 Pounds
Fitment Type:
Direct Replacement
Replaced by:
86771159
Part Description:
2021 GMC Sierra 1500 Fuse & Relay Box
More Info
Vehicle Fitment
2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
$128.99
MSRP:
$204.82
You Save: $75.83 (38%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 1500 Fuse & Relay Box
PartNumber:
84582037
VEHICLE SPECIFIC
Product Specifications
Notes:
Instrument Panel, Passenger Side, W/Auto Stop-Go, 2nd Design
Other Names:
Fuse & Relay Box
Item Dimensions:
11.7 x 9.6 x 5.4 inches
Item Weight:
1.20 Pounds
Fitment Type:
Direct Replacement
Replaces:
84497658
Part Description:
2021 GMC Sierra 1500 Fuse & Relay Box
More Info
Vehicle Fitment
2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
$72.20
MSRP:
$114.62
You Save: $42.42 (38%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 1500 Fuse & Relay Box
PartNumber:
84958055
VEHICLE SPECIFIC
Product Specifications
Other Names:
Fuse & Relay Box
Fitment Type:
Direct Replacement
Replaced by:
86771158
Part Description:
2021 GMC Sierra 1500 Fuse & Relay Box
More Info
Vehicle Fitment
2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
$133.88
MSRP:
$212.53
You Save: $78.65 (38%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 1500 Fuse & Relay Box
PartNumber:
84582038
VEHICLE SPECIFIC
Product Specifications
Notes:
Instrument Panel, Passenger Side, W/O Auto Stop-Go, 2nd Design
Other Names:
Fuse & Relay Box
Item Dimensions:
12.1 x 9.4 x 5.5 inches
Item Weight:
1.20 Pounds
Fitment Type:
Direct Replacement
Part Description:
2021 GMC Sierra 1500 Fuse & Relay Box
More Info
Vehicle Fitment
2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
$79.73
MSRP:
$126.56
You Save: $46.83 (38%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 1500 Junction Block
PartNumber:
23355667
VEHICLE SPECIFIC
Product Specifications
Other Names:
Junction Block
Item Dimensions:
11.5 x 5.0 x 5.0 inches
Item Weight:
1.00 Pounds
Fitment Type:
Direct Replacement
Replaced by:
84596390
Part Description:
2021 GMC Sierra 1500 Junction Block
More Info
Vehicle Fitment
2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
$40.99
MSRP:
$65.08
You Save: $24.09 (38%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 1500 Fuse & Relay Box
PartNumber:
23355673
VEHICLE SPECIFIC
Product Specifications
Notes:
Instrument Panel, Auxiliary Block
Other Names:
Fuse & Relay Box
Item Dimensions:
11.7 x 9.8 x 5.5 inches
Item Weight:
1.00 Pounds
Fitment Type:
Direct Replacement
Part Description:
2021 GMC Sierra 1500 Fuse & Relay Box
More Info
Vehicle Fitment
2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
$52.01
MSRP:
$82.58
You Save: $30.57 (38%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 1500 Junction Block
PartNumber:
84977658
VEHICLE SPECIFIC
Product Specifications
Notes:
4.3 Liter, 220 Amp Alternator; 5.3 Liter, W/O Fuel Management, 220 Amp Alternator; 5.3, 6.2 Liter, W/Fuel Management, 220 Amp Alternator
Other Names:
Junction Block
Fitment Type:
Direct Replacement
Replaced by:
85015815
Part Description:
2021 GMC Sierra 1500 Junction Block
More Info
Vehicle Fitment
2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
$69.22
MSRP:
$109.91
You Save: $40.69 (38%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 1500 Upper Cover
PartNumber:
84223919
VEHICLE SPECIFIC
Product Specifications
Notes:
Instrument Panel, Auxiliary Block
Other Names:
Cover, Upper Cover
Item Dimensions:
4.7 x 2.2 x 1.7 inches
Fitment Type:
Direct Replacement
Part Description:
2021 GMC Sierra 1500 Upper Cover
More Info
Vehicle Fitment
2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
$6.28
MSRP:
$9.95
You Save: $3.67 (37%)
Check Fit
Add to Cart
View Related Parts
OEM (Genuine)
2021 GMC Sierra 1500 BLOCK ASM-BAT DISTRIBUTION ENG COMPT FUSE
PartNumber:
84646134
VEHICLE SPECIFIC
Product Specifications
Notes:
2.7 Liter Turbo; 3.0 Liter Diesel
Other Names:
Junction Block
Item Dimensions:
16.3 x 9.4 x 5.6 inches
Item Weight:
1.50 Pounds
Fitment Type:
Direct Replacement
Replaces:
84493556
Part Description:
2021 GMC Sierra 1500 BLOCK ASM-BAT DISTRIBUTION ENG COMPT FUSE
More Info
Vehicle Fitment
2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL
$76.78
MSRP:
$121.91
You Save: $45.13 (38%)
Check Fit
Add to Cart