Dorman 907-855 Engine Crankshaft Position Sensor

Reliable Crankshaft Position Sensor for Chevrolet and GMC Vehicles

The Dorman 907-855 Engine Crankshaft Position Sensor is designed to provide accurate engine timing data for Chevrolet Express 1500, GMC Savana 1500, Sierra 1500, and Silverado 1500 models. This sensor ensures proper engine performance by monitoring crankshaft position and speed.

• Terminal Type: Blade terminals for secure electrical connection
• Connector Quantity: Single female rectangular connector
• Terminal Quantity: Three male terminals for precise signal transmission
• Mounting: Includes one mounting hole and a mounting bracket for easy installation
• Material: Durable plastic and metal construction for long-lasting use
• Package Contents: One crankshaft position sensor and one bolt included
• Sensor Body Diameter: 0.62 inches
• Wiring Harness: Not included

Detailed Product Description

The Dorman 907-855 crankshaft position sensor is engineered to deliver reliable engine timing signals by detecting the position and rotational speed of the crankshaft. Featuring a blade terminal type and a single female rectangular connector, this sensor integrates seamlessly with the vehicle's existing wiring harness. The sensor includes a mounting bracket and one mounting hole, allowing for straightforward replacement on compatible Chevrolet and GMC models. Constructed from a combination of plastic and metal, the sensor body is designed to withstand typical engine bay conditions. This part is specifically compatible with Chevrolet Express 1500, GMC Savana 1500, Sierra 1500, and Silverado 1500 vehicles, ensuring proper fit and function.

Common Applications and Issues Addressed

• Engine misfires or rough idling caused by faulty crankshaft position signals
• Difficulty starting the engine or intermittent stalling
• Check engine light triggered by crankshaft sensor-related error codes
• Poor engine performance due to inaccurate timing data
• Failed emissions tests linked to sensor malfunction

Installation Notes and Tips

Installation of the Dorman 907-855 sensor requires removal of the old sensor and securing the new sensor using the included bolt and mounting bracket. Ensure the connector is fully seated and the blade terminals align correctly to avoid electrical issues. Since the wiring harness is not included, verify compatibility with the existing vehicle harness before installation. It is recommended to disconnect the battery before starting the replacement to prevent electrical shorts.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The 907-855 crankshaft position sensor undergoes rigorous quality control to ensure consistent operation. Warranty coverage details can be obtained from the product documentation or manufacturer resources.