Walker 235-1207 Engine Camshaft Position Sensor - Exhaust

Walker Camshaft Position Sensor 235-1207

Walker Products 235-1207 is an engine camshaft position sensor built for direct replacement service on select GM, Saturn, Saab, Hummer, and Isuzu applications. It uses an oval connector, 3 terminals, and a male connector design, with a mounting bracket included for a cleaner OE-style installation.

Key Features

• Engine camshaft position sensor for ignition and engine management service
• Oval connector shape with 3 terminals and male connector
• Mounting bracket included
• Built by Walker Products to meet or exceed OEM standards and specifications
• Supported by Walker Products engineering, product management, and technical documentation

Product Details

Walker Products has supplied fuel system and engine sensor components since 1946 and manufactures parts for the worldwide automotive aftermarket. The Walker Products line focuses on accurate vehicle applications, quality control, and technical support, with ISO 9001/IATF16949 certified manufacturing. Part number 235-1207 is a practical OE-style replacement for vehicles that need a camshaft position sensor with the correct connector style and mounting configuration. This part cross-references Standard Ignition PC403 for the same application.

Vehicle Fitment

• Fits 2005-2007 Chevrolet Cobalt, N/A
• Fits 2004-2007 Saturn Ion, N/A
• Fits 2004-2006 Buick Rainier, N/A
• Fits 2004-2006 Chevrolet Colorado, Exhaust
• Fits 2004-2006 Chevrolet Colorado, N/A
• Fits 2002-2006 Chevrolet Trailblazer, N/A
• Fits 2002-2006 Chevrolet Trailblazer EXT, N/A
• Fits 2004-2006 GMC Canyon, Exhaust
• Fits 2002-2006 GMC Envoy, N/A
• Fits 2003-2006 GMC Envoy XL, N/A
• Fits 2006 Hummer H3, Exhaust
• Fits 2003-2006 Isuzu Ascender, N/A
• Fits 2006 Isuzu i-280, N/A
• Fits 2006 Isuzu i-350, Exhaust
• Fits 2004-2005 GMC Envoy XUV, N/A
• Fits 2005 Saab 9-7x, N/A
• Fits 2002-2004 Oldsmobile Bravada, N/A
• Fits 2002 GMC Envoy XL, Angle Connector; Walker Products

Common Symptoms This Part May Address

• Hard starting or extended crank time
• Intermittent stalling or rough engine operation
• Check engine light related to camshaft position sensor faults
• Incorrect camshaft signal input to the engine control system
• Driveability issues on GM, Saturn, Saab, Hummer, and Isuzu models

Installation Notes

Verify connector shape, terminal count, and sensor position before installation. Confirm whether your application uses the exhaust location or the N/A listing shown in the fitment data, and compare the original sensor to Walker Products 235-1207 before replacement. Use the included mounting bracket where required and follow the vehicle service procedure for sensor alignment and connector engagement.

Quality Assurance

Walker Products manufactures engine sensors to meet or exceed OEM standards and specifications. The company supports its parts with engineering, product management, accurate application data, and technical documentation, backed by ISO 9001/IATF16949 certified production.