Global Parts 1812385 Engine Crankshaft Position Sensor

Engine Crankshaft Position Sensor for GM Applications

Global Parts 1812385 is an engine crankshaft position sensor built to send accurate engine speed and position data to the ECM. This direct replacement sensor meets OE specifications and supports proper fuel delivery, ignition timing, exhaust control, and cooling system operation on a wide range of Buick, Chevrolet, Oldsmobile, and Pontiac vehicles.

Compatible With 1993-2009 Buick, Chevrolet, Oldsmobile, and Pontiac applications, including Buick LeSabre, Chevrolet Impala, and Pontiac Grand Prix. Part number 1812385 is a practical OE-style replacement for diagnosing crank signal faults and restoring consistent engine management performance.

Key Features

• Engine crankshaft position sensor for ignition and engine management systems
• Blade terminal type with 4 terminals
• Oval connector shape with female connector gender and male terminal gender
• Direct replacement design that meets OE specifications
• Supports accurate ECM input for fuel, timing, exhaust, and cooling control
• Cross-references Standard Ignition PC30 and other listed OE-style applications

Detailed Description

Global Parts 1812385 is engineered for vehicles that rely on precise crankshaft position input to manage spark timing and fuel strategy. When the ECM receives an accurate crank signal, it can maintain stable engine operation across a broad range of GM platforms, including Buick Regal, Buick Park Avenue, Chevrolet Monte Carlo, Pontiac Bonneville, and Pontiac Firebird. The sensor’s oval connector and 4-blade terminal layout support a direct-fit electrical connection for the listed applications.

This part cross-references Standard Ignition PC30 for the same application. It also aligns with OE-style replacement numbers 10456161 and SU198. Use part number 1812385 when searching for a crankshaft position sensor for 1993-2009 Buick, Chevrolet, Oldsmobile, and Pontiac models.

What It Helps Address

• Crankshaft position sensor fault codes
• Hard starting or no-start conditions related to crank signal loss
• Rough idle or intermittent stalling
• Incorrect ignition timing or unstable spark control
• Engine performance issues tied to inaccurate ECM input

Installation Notes and Tips

Verify connector shape, terminal count, and vehicle application before installation. Confirm the sensor location on the engine and inspect the harness connector for corrosion, bent terminals, or damaged locking tabs. After replacement, clear diagnostic trouble codes and recheck engine operation to confirm the ECM is receiving a stable crankshaft signal.

Quality Assurance

Global Parts engine management sensors are built as direct replacement components and are manufactured to meet OE specifications for the listed applications. That focus on OE-level fit and signal accuracy supports dependable service on GM vehicles such as Buick LeSabre, Chevrolet Impala, and Pontiac Grand Prix.