Dorman 645-301 Engine Crankshaft Position Sensor Connector

Reliable Engine Crankshaft Position Sensor Connector

The Dorman 645-301 Engine Crankshaft Position Sensor Connector is designed to provide a secure and durable electrical connection for your vehicle's crankshaft position sensor. Engineered for compatibility with various GM makes and models, this connector ensures consistent sensor performance and reliable engine timing signals.

• Compatible with Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, and Saab vehicles
• Features a 7-inch wiring harness with 10-gauge wire for optimal electrical flow
• Oval-shaped female connector with three blade terminals made of copper for enhanced conductivity
• Includes one wire pigtail and three butt connectors for straightforward installation
• Color-coded wires in gray, purple, and white for easy identification

Durable Design and Precise Specifications

This Dorman crankshaft position sensor connector (part number 645-301) is constructed with high-quality copper terminals that resist corrosion and maintain a stable electrical connection. The female (hembra) terminal design with blade-type terminals ensures a snug fit with the sensor, reducing the risk of signal loss. The oval (ovalado) shape of the connector housing provides a secure locking mechanism to prevent accidental disconnection during vehicle operation.

Compatible Vehicles and Applications

The 645-301 connector is compatible with a wide range of GM vehicles, including Chevrolet Silverado 1500, GMC Sierra 2500 HD, Cadillac CTS, Buick LaCrosse, Hummer H2, Pontiac G5, and Saab 9-7x, among others. This makes it a suitable replacement part for maintaining proper engine timing and sensor communication in these models.

• Resolves intermittent crankshaft sensor signal issues
• Eliminates engine misfires caused by faulty sensor connections
• Prevents check engine light triggers related to sensor wiring faults
• Addresses wiring harness damage or corrosion problems
• Restores proper engine timing sensor functionality

Installation Notes and Tips

Installation of the Dorman 645-301 connector requires basic electrical knowledge and tools. The package includes one wire pigtail and three butt connectors to facilitate splicing into the existing wiring harness. Ensure all connections are securely crimped and insulated to prevent moisture intrusion. Verify the correct wire color matching (gray, purple, white) to maintain proper sensor signal integrity.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 645-301 connector is backed by Dorman's quality assurance processes, ensuring consistent fit and function. Please refer to Dorman's official warranty policy for specific coverage details.