30 products about 2021 Chevrolet Silverado 3500 HD Light Relays, Switches & Control Modules found
Product Specifications- Item Dimensions: 4.4 x 2.4 x 1.9 inches
- Item Weight: 0.40 Pounds
- Fitment Type: Direct Replacement
- Replaces: 13583369
- Replaced by: 13564167
- Part Description: 2021 Chevrolet Silverado 3500 HD Adjuster Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$40.41 MSRP: $76.26
You Save: $35.85 (48%)
Product Specifications- Item Dimensions: 4.4 x 2.4 x 1.9 inches
- Item Weight: 0.40 Pounds
- Fitment Type: Direct Replacement
- Replaces: 13583369
- Replaced by: 13564167
- Part Description: 2021 Chevrolet Silverado 3500 HD Adjuster Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$40.41 MSRP: $76.26
You Save: $35.85 (48%)
Product Specifications- Notes: W/Passive Entry
- Other Names: Control Module, Module
- Item Dimensions: 9.0 x 8.4 x 2.2 inches
- Item Weight: 0.60 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 13558725
- Part Description: 2021 Chevrolet Silverado 3500 HD Module
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$114.93 MSRP: $208.04
You Save: $93.11 (45%)
Product Specifications- Notes: 6.9 Ft Box, Standard Gate, W/Power Assist; 8 Ft Box, Standard Gate, W/Power Assist
- Other Names: Control Module
- Item Dimensions: 9.0 x 8.9 x 6.0 inches
- Item Weight: 0.50 Pounds
- Fitment Type: Direct Replacement
- Replaces: 84398981
- Part Description: 2021 Chevrolet Silverado 3500 HD Control Module
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$138.21 MSRP: $250.18
You Save: $111.97 (45%)
Product Specifications- Other Names: Module
- Fitment Type: Direct Replacement
- Replaced by: 13547618
- Part Description: 2021 Chevrolet Silverado 3500 HD Module
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LTZ | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$86.05 MSRP: $130.43
You Save: $44.38 (35%)
Product Specifications- Notes: Accessory Power Control
- Other Names: Module
- Item Dimensions: 6.1 x 4.2 x 11.1 inches
- Item Weight: 2.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 84361189
- Part Description: 2021 Chevrolet Silverado 3500 HD Module
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$125.69 MSRP: $228.54
You Save: $102.85 (46%)
Product Specifications- Other Names: Cruise Switch, Engagement Switch, Switch
- Fitment Type: Direct Replacement
- Replaced by: 13553607
- Part Description: 2021 Chevrolet Silverado 3500 HD Engagement Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$68.35 MSRP: $107.49
You Save: $39.14 (37%)
Product Specifications- Notes: Instrument Panel, Driver Side, Body Control
- Other Names: Body Control Module, Module
- Item Dimensions: 11.0 x 7.5 x 3.3 inches
- Item Weight: 1.00 Pounds
- Fitment Type: Direct Replacement
- Replaces: 13520409
- Part Description: 2021 Chevrolet Silverado 3500 HD Module
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$81.02 MSRP: $152.88
You Save: $71.86 (48%)
Product Specifications- Notes: Silverado, Sierra 3500 Hd; W/Keyless Engine Start; Upper Trim, 2020-2023
- Other Names: Antitheft Module, Control Module, Controller
- Item Dimensions: 0.3 x 2.4 x 2.0 inches
- Item Weight: 3.20 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 Chevrolet Silverado 3500 HD Antitheft Module
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$101.63 MSRP: $184.82
You Save: $83.19 (46%)
Product Specifications- Notes: W/O Leather; W/Leather
- Location: Driver Side
- Other Names: Audio Switch, Radio Switch, Switch
- Fitment Type: Direct Replacement
- Replaces: 13528614
- Part Description: 2021 Chevrolet Silverado 3500 HD Radio Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$25.23 MSRP: $47.62
You Save: $22.39 (48%)
Product Specifications- Other Names: Cruise Switch, Engagement Switch, Switch
- Fitment Type: Direct Replacement
- Replaced by: 13553606
- Part Description: 2021 Chevrolet Silverado 3500 HD Engagement Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$41.56 MSRP: $65.36
You Save: $23.80 (37%)
Product Specifications- Notes: W/O Leather; W/Leather
- Location: Passenger Side
- Other Names: Audio Switch, Radio Switch, Switch
- Fitment Type: Direct Replacement
- Replaces: 13528615
- Part Description: 2021 Chevrolet Silverado 3500 HD SWITCH ASM-RDO VOL
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$25.40 MSRP: $47.62
You Save: $22.22 (47%)
Product Specifications- Notes: 2024, Work Truck, W/Perimeter Lighting, W/Fog Lamps; Silverado 3500 Hd; W/Fog Lamp; W/Task Lighting
- Other Names: Headlamp Switch
- Item Dimensions: 6.6 x 4.3 x 4.4 inches
- Item Weight: 2.60 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 86530685
- Part Description: 2021 Chevrolet Silverado 3500 HD Headlamp Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$37.96 MSRP: $57.54
You Save: $19.58 (35%)
Product Specifications- Notes: W/O Keyless Start; W/Keyless Start, W/O Intelligent High Beam, W/O Intelligent High Beam; Silverado, Sierra 3500 Hd; W/O Intelligent High Beam
- Fitment Type: Direct Replacement
- Replaces: 84566351, 84677656
- Part Description: 2021 Chevrolet Silverado 3500 HD Signal Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$41.02 MSRP: $62.18
You Save: $21.16 (35%)
Product Specifications- Notes: 2024, Work Truck, W/O Perimeter Lighting, W/Fog Lamps; Silverado 3500 Hd; W/Fog Lamp; W/O Task Lighting
- Other Names: Headlamp Switch
- Item Dimensions: 6.6 x 4.3 x 4.5 inches
- Item Weight: 2.80 Pounds
- Fitment Type: Direct Replacement
- Replaces: 84469519
- Replaced by: 86530684
- Part Description: 2021 Chevrolet Silverado 3500 HD Headlamp Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$36.33 MSRP: $55.07
You Save: $18.74 (35%)
Product Specifications- Notes: 2024, Work Truck, W/Perimeter Lighting, W/O Fog Lamps; Silverado 3500 Hd; W/O Fog Lamp; W/O Task Lighting
- Other Names: Headlamp Switch
- Item Dimensions: 6.7 x 4.5 x 4.4 inches
- Item Weight: 2.90 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 Chevrolet Silverado 3500 HD Headlamp Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$33.14 MSRP: $50.23
You Save: $17.09 (35%)
Product Specifications- Notes: W/O Keyless Start; Silverado, Sierra 3500 Hd; W/O Keyless Engine Start
- Other Names: Antitheft Module, Control Module, Controller
- Item Dimensions: 0.1 x 2.6 x 2.1 inches
- Item Weight: 3.10 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 Chevrolet Silverado 3500 HD Antitheft Module
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$32.17 MSRP: $60.74
You Save: $28.57 (48%)
Product Specifications- Other Names: Multifunction Switch, Turn Signal Switch
- Item Dimensions: 9.3 x 3.8 x 3.4 inches
- Item Weight: 0.50 Pounds
- Replaced by: 84924354
- Part Description: 2021 Chevrolet Silverado 3500 HD Multifunction Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$31.82 MSRP: $48.24
You Save: $16.42 (35%)
Product Specifications- Notes: W/O Leather; Silverado, Sierra 3500 Hd; Standard Wrap Wheel
- Other Names: Cruise Switch, Engagement Switch, Switch
- Replaces: 13528609, 13540144
- Replaced by: 13553609
- Part Description: 2021 Chevrolet Silverado 3500 HD Engagement Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$69.21 MSRP: $104.39
You Save: $35.18 (34%)
Product Specifications- Notes: 2024, Work Truck, Center Stack Accessory Switches, W/O Gate Assist
- Other Names: Hazard Switch, Stab Control Switch, Switch
- Item Dimensions: 3.5 x 2.6 x 1.2 inches
- Fitment Type: Direct Replacement
- Replaced by: 86827740
- Part Description: 2021 Chevrolet Silverado 3500 HD Stab Control Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | LT, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$29.04 MSRP: $43.82
You Save: $14.78 (34%)
Product Specifications- Other Names: Control Module, Module
- Item Dimensions: 10.5 x 5.4 x 4.2 inches
- Item Weight: 0.60 Pounds
- Fitment Type: Direct Replacement
- Replaces: 84448656
- Part Description: 2021 Chevrolet Silverado 3500 HD Module
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$13.16 MSRP: $23.80
You Save: $10.64 (45%)
Product Specifications- Other Names: Hazard Switch, Stab Control Switch, Switch
- Item Dimensions: 3.5 x 2.6 x 1.2 inches
- Fitment Type: Direct Replacement
- Replaced by: 86827741
- Part Description: 2021 Chevrolet Silverado 3500 HD Stab Control Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$30.84 MSRP: $46.53
You Save: $15.69 (34%)
Product Specifications- Other Names: Hazard Switch, Stab Control Switch, Switch
- Fitment Type: Direct Replacement
- Replaced by: 86591015
- Part Description: 2021 Chevrolet Silverado 3500 HD Stab Control Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$34.90 MSRP: $52.66
You Save: $17.76 (34%)
Product Specifications- Notes: 2024, Work Truck, W/O Perimeter Lighting, W/O Fog Lamps; Silverado 3500 Hd; W/O Fog Lamp; W/Task Lighting
- Other Names: Headlamp Switch
- Item Dimensions: 6.8 x 4.5 x 4.5 inches
- Item Weight: 2.70 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 86530682
- Part Description: 2021 Chevrolet Silverado 3500 HD Headlamp Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$35.32 MSRP: $50.78
You Save: $15.46 (31%)
Product Specifications- Notes: Parking Assist; Silverado, Sierra 3500 Hd; W/O Near Obstacle Detect
- Other Names: Control Module, Module
- Item Dimensions: 6.8 x 6.6 x 6.4 inches
- Item Weight: 0.60 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 Chevrolet Silverado 3500 HD Module
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$12.95 MSRP: $23.42
You Save: $10.47 (45%)
Product Specifications- Notes: Engine Compartment, Main Fuse Block, Lamp Low Beam
- Item Dimensions: 3.8 x 2.2 x 0.7 inches
- Item Weight: 0.40 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12193606, 19115080, 15328866, 12135034, 15393412, 12088567, 12135170, 19116057
- Part Description: 2021 Chevrolet Silverado 3500 HD AC Relay
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$9.55 MSRP: $20.88
You Save: $11.33 (55%)
Product Specifications- Other Names: Control Module, Release Switch, Switch
- Fitment Type: Direct Replacement
- Replaced by: 85877553
- Part Description: 2021 Chevrolet Silverado 3500 HD SWITCH ASM-L/GATE EXTR REL *PAINT TO MAT
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$4.43 MSRP: $6.67
You Save: $2.24 (34%)
Product Specifications- Notes: Instrument Panel, Driver Side, Gateway
- Other Names: Body Control Module, Control Module, Module
- Item Dimensions: 6.8 x 5.9 x 2.8 inches
- Item Weight: 0.50 Pounds
- Fitment Type: Direct Replacement
- Replaces: 13532121, 13526314
- Part Description: 2021 Chevrolet Silverado 3500 HD MODULE ASM-SERIAL DATA GATEWAY
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$78.17 MSRP: $124.11
You Save: $45.94 (38%)
Product Specifications- Notes: W/Power, W/O Ventilated, Memory; W/Power, W/Ventilated, Memory; Silverado, Sierra 3500 Hd
- Location: Driver Side
- Item Dimensions: 10.7 x 8.8 x 2.5 inches
- Item Weight: 1.40 Pounds
- Fitment Type: Direct Replacement
- Replaces: 22978656, 20963028, 23120589, 13517130, 22863113, 13592437, 13596897
- Part Description: 2021 Chevrolet Silverado 3500 HD Module Asm, Driver Seat Adjuster Memory (Hardware)
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$139.29 MSRP: $210.10
You Save: $70.81 (34%)
Product Specifications- Notes: W/Keyless Start, W/Intelligent High Beam, W/Intelligent High Beam; Silverado, Sierra 3500 Hd; W/Intelligent High Beam
- Fitment Type: Direct Replacement
- Replaces: 84566352, 84677657
- Part Description: 2021 Chevrolet Silverado 3500 HD Signal Switch
More Info Vehicle Fitment- 2021 Chevrolet Silverado 3500 HD | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$31.82 MSRP: $48.24
You Save: $16.42 (35%)