Walker 235-1615 Engine Crankshaft Position Sensor

Walker 235-1615 Crankshaft Position Sensor

Walker Products 235-1615 is an engine crankshaft position sensor for select Chevrolet Trailblazer, GMC Envoy, and Saab 9-7x applications. It is built to meet or exceed OEM standards and specifications, with engineering and technical support behind the product line.

Key Features

• Engine crankshaft position sensor for ignition and engine management service
• Walker Products aftermarket part number 235-1615
• OE-style replacement for select 2008-2009 Chevrolet Trailblazer, GMC Envoy, and Saab 9-7x models
• Manufactured under ISO 9001/IATF16949 quality systems
• Supported by Walker Products product management and engineering resources

Product Details

Walker Products has supplied fuel system and engine sensor components since 1946. The Walker 235-1615 crankshaft position sensor is part of the brand’s engine management lineup, which includes cam and crank sensors, throttle position sensors, oxygen sensors, fuel injectors, and related components. For buyers searching for a crankshaft position sensor for 2008-2009 Chevrolet Trailblazer, 2008-2009 GMC Envoy, or 2008-2009 Saab 9-7x, this part provides a direct replacement option for the listed applications. This part cross-references Standard Ignition PC818 for the same application.

What It Helps Fix

• Crankshaft position sensor fault codes
• Hard starting or no-start conditions related to crank signal loss
• Intermittent stalling or rough engine operation
• Misfire or timing-related drivability concerns
• Check engine light triggered by crankshaft sensor issues

Installation Notes

Verify the vehicle application before installation and compare the connector, mounting style, and sensor location with the original part. For best results, inspect the harness and related ignition components for damage or contamination before replacing the sensor. Confirm proper fitment on the specific vehicle listed in the application data: Fits 2008-2009 Chevrolet Trailblazer, N/A; Fits 2008-2009 GMC Envoy, N/A; Fits 2008-2009 Saab 9-7x, N/A.

Quality Assurance

Walker Products manufactures engine sensors to meet or exceed OEM standards and specifications. The company’s ISO 9001/IATF16949 certification supports consistent production and application accuracy for parts like the 235-1615 crankshaft position sensor.