Walker 242-1022 Ignition Knock (Detonation) Sensor

Walker 242-1022 Knock Sensor Overview

Walker Products 242-1022 is an ignition knock sensor for select GM and Isuzu applications. It is built to meet or exceed OEM standards and specifications, with Walker’s engineering and product management support behind the part for accurate application coverage.

Compatible With 1996-2001 Chevrolet Blazer, 1996-2001 Chevrolet S10, 1996-2001 GMC Jimmy, 1996-2001 GMC Sonoma, and other listed applications, this sensor supports proper engine management when knock detection needs to be restored.

Key Features

• Ignition knock (detonation) sensor for engine control systems
• Walker Products part number 242-1022
• Round connector with female connector gender
• Bullet terminal type with male terminal gender
• 1 connector and 1 terminal design
• Length: 53.6000
• No wiring harness included
• No mounting hardware included

Product Details

Walker Products has supplied fuel system and engine sensor components since 1946 and supports the aftermarket with manufacturing, engineering, and technical documentation resources. The Walker Products 242-1022 knock sensor is part of that engine management lineup and is produced to align with OEM-level requirements for fit and function across the listed vehicle applications. This part cross-references Delphi AS10001 and Standard Ignition KS62 for the same application.

Fits 1996-2001 Chevrolet Blazer, N/A; Fits 1996-2001 Chevrolet S10, N/A; Fits 1996-2001 GMC Jimmy, N/A; Fits 1996-2001 GMC Sonoma, N/A; Fits 1996-2001 Oldsmobile Bravada, N/A; Fits 1996-2000 Chevrolet Astro, N/A; Fits 1996-2000 Chevrolet Express 1500, N/A; Fits 1996-2000 Chevrolet Express 2500, N/A; Fits 1999-2000 Chevrolet Silverado 1500, N/A; Fits 1996-2000 GMC Safari, N/A; Fits 1996-2000 GMC Savana 1500, N/A; Fits 1996-2000 GMC Savana 2500, N/A; Fits 2000 GMC Savana 3500, N/A; Fits 1999-2000 GMC Sierra 1500, N/A; Fits 1997-2000 Isuzu Hombre, N/A; Fits 1996-1999 Chevrolet P30, N/A; Fits 1996-1999 GMC P3500, N/A; Fits 1996-1998 Chevrolet C1500, N/A; Fits 1996-1998 Chevrolet K1500, N/A; Fits 1996-1998 GMC C1500, N/A; Fits 1996-1998 GMC K1500, N/A.

Common Issues This Sensor Can Address

• Knock sensor fault codes related to detonation monitoring
• Erratic ignition timing caused by a failing sensor signal
• Reduced engine performance from inaccurate knock detection
• Check engine light concerns tied to the knock sensor circuit
• Driveability complaints on GM trucks, vans, and SUVs with the listed fitments

Installation Notes and Tips

Verify connector style, terminal layout, and vehicle application before installation. Inspect the harness and connector for corrosion or damage, and confirm the mounting surface is clean so the sensor can read engine vibration correctly. Because no wiring harness or mounting hardware is included, reuse or source the required vehicle-specific components as needed.

Quality Assurance

Walker Products manufactures engine sensors and fuel system components for the automotive aftermarket and states that its products are built to meet or exceed OEM standards and specifications. The company is ISO 9001 and IATF 16949 certified, supporting controlled production and application accuracy for parts like the 242-1022 knock sensor.