Holstein 2KNC0197 Ignition Knock (Detonation) Sensor

Holstein Knock Sensor for GM V8 Applications

The Holstein Parts 2KNC0197 ignition knock sensor is built for GM trucks and vans that rely on accurate detonation detection to manage engine timing. With a round connector, pin terminal design, and female connector gender, it is a direct-fit electrical sensor for a range of Chevrolet and GMC applications.

Compatible With 1998-2007 Chevrolet and GMC models, including Silverado 2500 HD, Silverado 3500, Sierra 2500 HD, Sierra 3500, Suburban 2500, Avalanche 2500, Express 3500, Savana 3500, Yukon XL 2500, and P30 applications.

Key Features

• Ignition knock (detonation) sensor for engine knock detection
• Holstein Parts brand line for replacement electrical components
• Round connector shape with female connector gender
• Pin terminal type with 1 terminal and male terminal gender
• Direct replacement reference for OE-style service on GM platforms
• Part number 2KNC0197 for accurate ordering and catalog lookup

Detailed Description

Holstein Parts 2KNC0197 is an emission control sensor used to monitor engine knock and send the signal needed for proper ignition timing control. This sensor is listed for a broad range of Chevrolet Silverado 2500 HD, Silverado 3500, Suburban 2500, Avalanche 2500, Express 3500, and GMC Sierra 2500 HD, Sierra 3500, Savana 3500, and Yukon XL 2500 applications, along with 1998-1999 Chevrolet P30 coverage. The part number 2KNC0197 also cross-references Standard Ignition KS112 for the same application.

Holstein Parts focuses on replacement electrical and engine management components, and this knock sensor follows the connector and terminal configuration needed for the listed GM fitments. Use 2KNC0197 when servicing a Chevrolet Silverado 2500 HD knock sensor, GMC Sierra 3500 knock sensor, or other listed GM truck and van applications where detonation sensing is required.

Common Issues This Sensor May Address

• Knock sensor fault codes related to detonation detection
• Erratic ignition timing caused by a failing sensor signal
• Reduced engine performance from inaccurate knock input
• Check engine light concerns tied to knock sensor circuit faults
• Driveability complaints on Chevrolet Silverado and GMC Sierra applications

Installation Notes and Tips

Verify the connector shape, terminal type, and terminal count against the original sensor before installation. Confirm the vehicle application by year, make, and model, especially on 2001-2006 Chevrolet Silverado 2500 HD and GMC Sierra 2500 HD platforms, as well as 2007 Classic body styles. Inspect the harness connector for corrosion or damage so the new sensor can communicate properly with the engine control system.

Quality Assurance

Holstein Parts supplies replacement components for emission control and engine management service, and 2KNC0197 is cataloged against multiple OE and aftermarket reference numbers for application matching. This part cross-references Standard Ignition KS112 for the same application.