< Back ×
2021 GMC Sierra 1500 Fuses, Box & Components
My Vehicle Change Vehicle
2021 GMC Sierra 1500
< Back to View All
Electrical & Lighting
- Department
- Part Type
- Prices
$89.63 MSRP:$142.32You Save: $52.69 (38%)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
Vehicle Fitment- 2021 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, 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
$158.82 MSRP:$252.20You Save: $93.38 (38%)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
- $158.82 MSRP:
$252.20You Save: $93.38 (38%)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
$88.90 MSRP:$141.13You Save: $52.23 (38%)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
Vehicle Fitment- 2021 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, 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
- $88.90 MSRP:
$141.13You Save: $52.23 (38%)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
Vehicle Fitment- 2021 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, 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
$164.84 MSRP:$261.67You Save: $96.83 (38%)Product Specifications- Other Names: Fuse & Relay Box
- Fitment Type: Direct Replacement
- Replaced by: 86771158
- Part Description: 2021 GMC Sierra 1500 Fuse & Relay Box
- $164.84 MSRP:
$261.67You Save: $96.83 (38%)Product Specifications- Other Names: Fuse & Relay Box
- Fitment Type: Direct Replacement
- Replaced by: 86771158
- Part Description: 2021 GMC Sierra 1500 Fuse & Relay Box
- $164.84 MSRP:
$261.67You Save: $96.83 (38%)Product Specifications- Other Names: Fuse & Relay Box
- Fitment Type: Direct Replacement
- Replaced by: 86771158
- Part Description: 2021 GMC Sierra 1500 Fuse & Relay Box
- $98.17 MSRP:
$155.84You Save: $57.67 (38%)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
Vehicle Fitment- 2021 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, 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
- $98.17 MSRP:
$155.84You Save: $57.67 (38%)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
Vehicle Fitment- 2021 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, 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
$48.40 MSRP:$80.12You Save: $31.72 (40%)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
- $48.40 MSRP:
$80.12You Save: $31.72 (40%)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
- $48.40 MSRP:
$80.12You Save: $31.72 (40%)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
$64.04 MSRP:$101.66You Save: $37.62 (38%)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
Vehicle Fitment- 2021 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, 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
- $64.04 MSRP:
$101.66You Save: $37.62 (38%)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
Vehicle Fitment- 2021 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, 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
- $28.69 MSRP:
$45.56You Save: $16.87 (38%)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
Vehicle Fitment- 2021 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, 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
$6.43 MSRP:$10.20You Save: $3.77 (37%)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
Vehicle Fitment- 2021 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, 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
$97.09 MSRP:$154.15You Save: $57.06 (38%)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
- Replaced by: 85015808
- Part Description: 2021 GMC Sierra 1500 BLOCK ASM-BAT DISTRIBUTION ENG COMPT FUSE
Vehicle Fitment- 2021 GMC Sierra 1500 | AT4, AT4X, Base, Denali, Denali Ultimate, Elevation, Pro, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL