Wiring Harness for 2025 Chevrolet Silverado 2500 HD
Vehicle
2025 Chevrolet Silverado 2500 HD
Change Vehicle
Categories
- Back Panel
- Body Mounting
- Bumper & Components - Front
- Bumper & Components - Rear
- Cargo Lamps
- Center
- Center Console
- Center Pillar
- Clearance Lamps
- Cluster & Switches
- Console
- Cowl
- Door & Components
- Doors
- Driver Seat Components
- Ducts
- Electrical Components
- Exterior Trim - Cab
- Exterior Trim - Fender
- Exterior Trim - Front Bumper
- Exterior Trim - Front Door
- Exterior Trim - Lift Gate
- Exterior Trim - Pick UP Box
- Exterior Trim - Pillars
- Exterior Trim - Rear Door
- Exterior Trim - Tail Gate
- Fender & Components
- Floor - Cab
- Frame & Components
- Front Door
- Front Panels
- Front Seat Components
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glove Box
- Grille & Components
- Hinge Pillar
- Hood & Components
- Inner Components
- Instrument Panel
- Instrument Panel Components
- Interior Trim - Cab
- Interior Trim - Front Door
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Jack & Components
- Labels
- Lock & Hardware
- Lock Pillar
- Master Cylinder - Components On Dash Panel
- Outside Mirrors
- Overhead Console
- Passenger Seat Components
- Pick UP Box
- Pick UP Box Components
- Quarter Panel & Components
- Radiator Support
- Rear Door
- Rear Seat Components
- Rocker Panel
- Roof
- Roof & Components
- Roof Lamps
- Running Board
- Seat Belt
- Side Marker Lamps
- Sound System
- Spare Tire Carrier
- Splash Shields
- Spoiler
- Sunroof
- Switches
- Tail Gate
- Tailgate
- Trailer Hitch Components
- Under Cover & Splash Shields
- Uniside
- Wiper & Washer Components
- ABS Components
- Air Bag Components
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Automatic Transmission
- Backup Lamps
- Battery
- Battery & Related Components
- Battery Cables
- Bulbs - Chassis
- Combination Lamps
- Combination Tail Lamps
- Communication System Components
- Controls
- Corner & Side Marker Lamps
- Corner Lamps
- Diesel Controls
- Electrical Components
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Headlamp Components
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Identification Lamps
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- Lane Departure Warning
- License & Side Marker Lamps
- License Lamps
- Lumbar Control Seats
- Mirrors
- Navigation System
- Park & Side Marker Lamps
- Park & Signal Lamps
- Park Lamps
- Parking Aid
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Rear Side Marker Lamps
- Seat Belt
- Senders
- Side Marker Lamps
- Signal Lamps
- Starter
- Sunroof
- Switches
- Tail Lamps
- Tire Pressure Monitor Components
- Wipers
- Wiring Harness
- Back Panel
- Body Mounting
- Bumper & Components - Front
- Bumper & Components - Rear
- Cargo Lamps
- Center
- Center Console
- Center Pillar
- Clearance Lamps
- Cluster & Switches
- Console
- Cowl
- Door & Components
- Doors
- Driver Seat Components
- Ducts
- Electrical Components
- Exterior Trim - Cab
- Exterior Trim - Fender
- Exterior Trim - Front Bumper
- Exterior Trim - Front Door
- Exterior Trim - Lift Gate
- Exterior Trim - Pick UP Box
- Exterior Trim - Pillars
- Exterior Trim - Rear Door
- Exterior Trim - Tail Gate
- Fender & Components
- Floor - Cab
- Frame & Components
- Front Door
- Front Panels
- Front Seat Components
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glove Box
- Grille & Components
- Hinge Pillar
- Hood & Components
- Inner Components
- Instrument Panel
- Instrument Panel Components
- Interior Trim - Cab
- Interior Trim - Front Door
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Jack & Components
- Labels
- Lock & Hardware
- Lock Pillar
- Master Cylinder - Components On Dash Panel
- Outside Mirrors
- Overhead Console
- Passenger Seat Components
- Pick UP Box
- Pick UP Box Components
- Quarter Panel & Components
- Radiator Support
- Rear Door
- Rear Seat Components
- Rocker Panel
- Roof
- Roof & Components
- Roof Lamps
- Running Board
- Seat Belt
- Side Marker Lamps
- Sound System
- Spare Tire Carrier
- Splash Shields
- Spoiler
- Sunroof
- Switches
- Tail Gate
- Tailgate
- Trailer Hitch Components
- Under Cover & Splash Shields
- Uniside
- Wiper & Washer Components
- ABS Components
- Air Bag Components
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Automatic Transmission
- Backup Lamps
- Battery
- Battery & Related Components
- Battery Cables
- Bulbs - Chassis
- Combination Lamps
- Combination Tail Lamps
- Communication System Components
- Controls
- Corner & Side Marker Lamps
- Corner Lamps
- Diesel Controls
- Electrical Components
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Headlamp Components
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Identification Lamps
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- Lane Departure Warning
- License & Side Marker Lamps
- License Lamps
- Lumbar Control Seats
- Mirrors
- Navigation System
- Park & Side Marker Lamps
- Park & Signal Lamps
- Park Lamps
- Parking Aid
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Rear Side Marker Lamps
- Seat Belt
- Senders
- Side Marker Lamps
- Signal Lamps
- Starter
- Sunroof
- Switches
- Tail Lamps
- Tire Pressure Monitor Components
- Wipers
- Wiring Harness
Browse Categories
Select category
- Back Panel
- Body Mounting
- Bumper & Components - Front
- Bumper & Components - Rear
- Cargo Lamps
- Center
- Center Console
- Center Pillar
- Clearance Lamps
- Cluster & Switches
- Console
- Cowl
- Door & Components
- Doors
- Driver Seat Components
- Ducts
- Electrical Components
- Exterior Trim - Cab
- Exterior Trim - Fender
- Exterior Trim - Front Bumper
- Exterior Trim - Front Door
- Exterior Trim - Lift Gate
- Exterior Trim - Pick UP Box
- Exterior Trim - Pillars
- Exterior Trim - Rear Door
- Exterior Trim - Tail Gate
- Fender & Components
- Floor - Cab
- Frame & Components
- Front Door
- Front Panels
- Front Seat Components
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glove Box
- Grille & Components
- Hinge Pillar
- Hood & Components
- Inner Components
- Instrument Panel
- Instrument Panel Components
- Interior Trim - Cab
- Interior Trim - Front Door
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Jack & Components
- Labels
- Lock & Hardware
- Lock Pillar
- Master Cylinder - Components On Dash Panel
- Outside Mirrors
- Overhead Console
- Passenger Seat Components
- Pick UP Box
- Pick UP Box Components
- Quarter Panel & Components
- Radiator Support
- Rear Door
- Rear Seat Components
- Rocker Panel
- Roof
- Roof & Components
- Roof Lamps
- Running Board
- Seat Belt
- Side Marker Lamps
- Sound System
- Spare Tire Carrier
- Splash Shields
- Spoiler
- Sunroof
- Switches
- Tail Gate
- Tailgate
- Trailer Hitch Components
- Under Cover & Splash Shields
- Uniside
- Wiper & Washer Components
- ABS Components
- Air Bag Components
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Automatic Transmission
- Backup Lamps
- Battery
- Battery & Related Components
- Battery Cables
- Bulbs - Chassis
- Combination Lamps
- Combination Tail Lamps
- Communication System Components
- Controls
- Corner & Side Marker Lamps
- Corner Lamps
- Diesel Controls
- Electrical Components
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Headlamp Components
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Identification Lamps
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- Lane Departure Warning
- License & Side Marker Lamps
- License Lamps
- Lumbar Control Seats
- Mirrors
- Navigation System
- Park & Side Marker Lamps
- Park & Signal Lamps
- Park Lamps
- Parking Aid
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Rear Side Marker Lamps
- Seat Belt
- Senders
- Side Marker Lamps
- Signal Lamps
- Starter
- Sunroof
- Switches
- Tail Lamps
- Tire Pressure Monitor Components
- Wipers
- Wiring Harness
- Back Panel
- Body Mounting
- Bumper & Components - Front
- Bumper & Components - Rear
- Cargo Lamps
- Center
- Center Console
- Center Pillar
- Clearance Lamps
- Cluster & Switches
- Console
- Cowl
- Door & Components
- Doors
- Driver Seat Components
- Ducts
- Electrical Components
- Exterior Trim - Cab
- Exterior Trim - Fender
- Exterior Trim - Front Bumper
- Exterior Trim - Front Door
- Exterior Trim - Lift Gate
- Exterior Trim - Pick UP Box
- Exterior Trim - Pillars
- Exterior Trim - Rear Door
- Exterior Trim - Tail Gate
- Fender & Components
- Floor - Cab
- Frame & Components
- Front Door
- Front Panels
- Front Seat Components
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glove Box
- Grille & Components
- Hinge Pillar
- Hood & Components
- Inner Components
- Instrument Panel
- Instrument Panel Components
- Interior Trim - Cab
- Interior Trim - Front Door
- Interior Trim - Quarter Panels
- Interior Trim - Rear Body
- Interior Trim - Rear Door
- Interior Trim - Roof
- Jack & Components
- Labels
- Lock & Hardware
- Lock Pillar
- Master Cylinder - Components On Dash Panel
- Outside Mirrors
- Overhead Console
- Passenger Seat Components
- Pick UP Box
- Pick UP Box Components
- Quarter Panel & Components
- Radiator Support
- Rear Door
- Rear Seat Components
- Rocker Panel
- Roof
- Roof & Components
- Roof Lamps
- Running Board
- Seat Belt
- Side Marker Lamps
- Sound System
- Spare Tire Carrier
- Splash Shields
- Spoiler
- Sunroof
- Switches
- Tail Gate
- Tailgate
- Trailer Hitch Components
- Under Cover & Splash Shields
- Uniside
- Wiper & Washer Components
- ABS Components
- Air Bag Components
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Automatic Transmission
- Backup Lamps
- Battery
- Battery & Related Components
- Battery Cables
- Bulbs - Chassis
- Combination Lamps
- Combination Tail Lamps
- Communication System Components
- Controls
- Corner & Side Marker Lamps
- Corner Lamps
- Diesel Controls
- Electrical Components
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Headlamp Components
- Heated Seats
- High Mounted Stop Lamp
- Horn
- Identification Lamps
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- Lane Departure Warning
- License & Side Marker Lamps
- License Lamps
- Lumbar Control Seats
- Mirrors
- Navigation System
- Park & Side Marker Lamps
- Park & Signal Lamps
- Park Lamps
- Parking Aid
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Rear Side Marker Lamps
- Seat Belt
- Senders
- Side Marker Lamps
- Signal Lamps
- Starter
- Sunroof
- Switches
- Tail Lamps
- Tire Pressure Monitor Components
- Wipers
- Wiring Harness
1
- $305.40Engine HarnessGM6.6L diesel, with dual alternators, 2wd.
- $344.27Engine HarnessGM6.6L diesel, with dual alternators, 4wd.
- $349.45Engine HarnessGM6.6L diesel, without dual alternators, 4wd.
- $307.20Engine HarnessGM6.6L gas, without dual alternators, 2wd. 6.6L diesel, without dual alternators, 2wd.
No.
Part # / Description / Price
Price
1
Engine Harness 
GM
GM Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: 6.6L diesel, with dual alternators, 2wd.
MSRP $486.98
$305.40
MSRP $486.98
$305.40
1
Engine Harness GM
GM Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: 6.6L diesel, with dual alternators, 4wd.
MSRP $551.46
$344.27
MSRP $551.46
$344.27
1
Engine Harness GM
GM Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: 6.6L diesel, without dual alternators, 4wd.
MSRP $559.75
$349.45
MSRP $559.75
$349.45
1
Engine Harness GM
GM Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: 6.6L gas, without dual alternators, 2wd. 6.6L diesel, without dual alternators, 2wd.
MSRP $489.84
$307.20
MSRP $489.84
$307.20
2
MSRP $129.90
$82.21
