Dorman 645-200 Power Window Motor Connector

Power Window Motor Connector for GM Applications

Dorman 645-200 is a gray 2-way power window motor connector with leads for repairing damaged window motor wiring on a wide range of GM vehicles. It is built to match the original connector’s appearance and function on specified applications, with 20-gauge wire and female terminals for a direct-style electrical repair.

Key Features

• Gray 2-way power window motor connector with leads
• Female terminal design with 2-wire configuration
• 20-gauge wire for automotive electrical repair
• 17.5-inch overall length for connector replacement work
• Made from quality materials for reliable performance and durability
• Fits many Chevrolet, GMC, Buick, Cadillac, Pontiac, Saturn, Hummer, and Oldsmobile models

Detailed Description

This Dorman window motor connector is designed for vehicles such as the Chevrolet Trailblazer, GMC Envoy, and Cadillac Escalade, along with many other GM platforms from 1995-2009. Part number 645-200 is a practical replacement when the original connector is heat-damaged, broken, corroded, or no longer making a secure electrical connection. This part cross-references Standard Ignition S-1416 for the same application.

Built to mirror the original hardware on specified applications, 645-200 helps restore proper power window motor operation without changing the factory-style connector layout. The gray 2-way design and female terminals support a clean repair on vehicles that use a two-wire window motor connection.

What It Helps Fix

• Intermittent or failed power window operation caused by connector damage
• Melted, brittle, or heat-affected window motor plugs
• Corrosion at the electrical connection point
• Loose terminal contact at the window motor harness
• Broken wiring at the connector end during window motor service

Installation Notes and Tips

Verify connector style, terminal gender, and wire count before installation. This part is listed for gray 2-way power window motor connector applications with leads, including Fits 2003-2009 Chevrolet Trailblazer, N/A; Fits 2003-2009 GMC Envoy, N/A; and Fits 2002-2008 Cadillac Escalade, N/A. Confirm the vehicle’s original connector matches the application notes before splicing into the existing harness.

Use proper electrical repair practices when joining the leads, and inspect the window motor, harness, and related terminals for heat damage before completing the repair. The 17.5-inch lead length provides room for a clean connection in many GM door and body harness layouts.

Quality Assurance

Dorman manufactures this connector as an OE-style replacement part engineered for dependable fit and function on specified vehicles. The construction uses quality materials to support long-term electrical performance in automotive window motor circuits.