2014-2019 Silverado Sierra Front Driver Door Lock Wiring Harness OEM 84357981

Genuine recycled OEM GM front driver-side door lock wiring harness, part number 84357981, from Part Xperts USA. Also commonly searched as a left front door wiring loom, driver door lock harness, or door panel electrical harness, this factory component provides original-style electrical connections for compatible Chevrolet Silverado and GMC Sierra applications.

Compatible Vehicles

Applications depend on cab style and factory door equipment; this harness is not universal across every trim.

Selected Double/Extended Cab and Crew Cab applications. The 2019 Silverado 1500 application is the LD, and the 2019 Sierra 1500 application is the Limited. Match the original harness connectors and factory equipment configuration before ordering.

OEM Part Number and Supersessions

• GM part number: 84357981

• Replaces GM part numbers: 23147590, 23213041, 84213058

These are cataloged superseded numbers; connector and equipment configuration must match the application.

Location and Function

This harness mounts behind the front left driver-side interior door trim panel. It carries electrical power and control signals between the door lock controls and related door wiring, supporting operation of the power door locking system. It is the wiring harness rather than the door latch or lock actuator assembly.

Basic Removal and Installation

1. Park securely, switch off the ignition, and keep the key away from the vehicle.

2. Disconnect the negative battery cable following the vehicle’s service procedure.

3. Carefully remove the interior handle and door-pull trim covers using suitable trim tools.

4. Remove the door panel retaining screws applicable to the vehicle.

5. Release the panel clips and lift the panel clear while supporting it.

6. Disconnect the interior handle cable and electrical connectors as needed to remove the panel.

7. Photograph the existing harness routing and connector positions before releasing its retaining clips.

8. Release the connector locks and remove the old harness without pulling on the wires.

9. Position the replacement harness along the original routing, secure its retainers, and fully seat the matching connectors.

10. Reconnect the handle cable and panel electrical connections, then reinstall the door panel, screws, and trim covers.

11. Reconnect the battery and check the door locks and any other disturbed door controls for correct operation.

Follow the vehicle-specific service procedure for trim fasteners and electrical precautions.

90-Day Standard No-Questions-Asked Returns

Order confidently from Part Xperts USA with our 90-day standard no-questions-asked return policy. If you need to return the part within 90 days, contact us to arrange your return.

Fitment and Condition

Send us your VIN for fitment verification. Installation should be performed by a professional technician. All parts come from recycled vehicles and have normal wear, tear, and scratches. Please review all product pictures closely before ordering. We do our best to photograph defects up close; customers are responsible for reviewing the pictures and making sure they are satisfied with the part’s condition before purchase.