Dorman 907-964 Engine Crankshaft Position Sensor

Engine Crankshaft Position Sensor for GM Applications

Dorman 907-964 is an engine crankshaft position sensor built to match the fit and function of the original unit. It helps restore accurate engine control unit input when the factory sensor has failed from heat exposure or internal component damage. Compatible With 1994-1996 Buick Century, 1994-1996 Chevrolet Cavalier, 1996 Chevrolet S10, 1996 GMC Sonoma, 1994-1996 Oldsmobile Cutlass Ciera, and 1995-1996 Pontiac Sunfire.

Key Features

• Direct-fit crankshaft position sensor for OE-style replacement
• Black sensor body with oval connector shape
• 1 connector, 2 terminals, and 1 mounting hole
• Male connector with female terminals
• Mounting bracket included
• No wiring harness included
• Sensor body diameter: 22.9 mm
• Material details include brass and plastic construction

Detailed Description

This Dorman crankshaft position sensor, part number 907-964, is designed for vehicles that rely on precise crankshaft signal input for engine management. It is a direct replacement for the original sensor on select Buick Century, Chevrolet Cavalier, Chevrolet S10, GMC Sonoma, Oldsmobile Cutlass Ciera, and Pontiac Sunfire applications. This part cross-references Standard Ignition PC33 for the same application.

By restoring the signal sent to the engine control unit, 907-964 supports proper ignition timing and engine operation when the original sensor has been damaged by heat or internal failure. The oval connector, single mounting point, and OE-style configuration help simplify replacement on the listed GM platforms.

Common Issues This Sensor Can Address

• Crankshaft signal loss that prevents the engine from starting
• Intermittent stalling caused by a failing crank sensor
• Rough running from inaccurate engine speed input
• Check engine light conditions related to crankshaft position sensor faults
• Heat-related sensor failure in older GM ignition systems

Installation Notes and Tips

Verify connector shape, terminal count, and mounting style before installation. Inspect the harness connector for corrosion, damaged terminals, or heat-related wear before connecting the new sensor. Confirm the sensor seats fully at the mounting point and route the existing wiring away from hot engine components.

Quality Assurance

Dorman designs this sensor to match original fit and function for the listed applications. Part number 907-964 is built as an OE-style replacement for service on compatible GM vehicles.