Dorman 645-782 Vehicle Speed Sensor Connector

Vehicle Speed Sensor Connector for GM Applications

Dorman 645-782 is a vehicle speed sensor connector built to match the appearance and function of the original connector on specified GM applications. It uses a plastic connector body with pin terminals for a direct-style electrical repair on vehicles such as the Chevrolet Impala, Pontiac Grand Prix, and Buick LaCrosse.

Key Features

• Vehicle speed sensor connector for electrical repair
• Plastic connector housing with pin terminal design
• 15.75-inch connector length
• Includes 2 butt connectors for splice repair
• Designed to match original hardware on listed applications
• Part number: 645-782

Detailed Description

This Dorman vehicle speed sensor connector is engineered as a direct replacement for damaged, corroded, or heat-affected factory connectors. It is used on a wide range of GM vehicles, including 2006-2011 Buick Lucerne, 2009-2011 Chevrolet Impala with 4T40-E transmission, 2006-2009 Pontiac G6, and 2004-2007 Cadillac CTS. The connector is also listed for many other applications across Buick, Chevrolet, Pontiac, Oldsmobile, Saturn, and Cadillac models. Dorman 645-782 is a practical repair choice when the original speed sensor connector no longer maintains a secure electrical connection.

This part cross-references Standard Ignition S-1487 for the same application.

What It Helps Fix

• Intermittent or failed vehicle speed sensor signal
• Broken, brittle, or heat-damaged connector housing
• Corrosion at the electrical connection point
• Poor terminal contact caused by worn factory wiring
• Diagnostic trouble codes related to speed sensor circuit faults

Installation Notes and Tips

Verify connector style, terminal type, and vehicle application before installation. This connector uses pin terminals and a straight-connector design on listed applications where noted. Splice connections should be made with proper electrical repair practices to maintain circuit integrity. Confirm the original connector condition and routing before final assembly.

Quality Assurance

Made from quality materials and built for reliable performance and durability, this connector is designed to restore proper electrical connection at the vehicle speed sensor. Dorman 645-782 is intended for specified GM fitments including Chevrolet Impala, Pontiac Grand Prix, and Buick LaCrosse applications.