Holstein 2KNC0350 Ignition Knock (Detonation) Sensor

Holstein Knock Sensor for GM Applications

Holstein Parts 2KNC0350 is an ignition knock sensor built for direct replacement on a wide range of GM vehicles. It uses a 2-terminal blade connection with a female oval connector to support a secure electrical interface in emission control and engine management systems.

Compatible With Cadillac, Chevrolet, Buick, and GMC models across 2013-2024 applications, this knock sensor supports accurate detonation detection for vehicles such as the Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac Escalade. Holstein Parts focuses on OE-style fitment details, including connector shape and terminal configuration, to help match the original sensor layout.

Key Features

• Ignition knock (detonation) sensor for engine control systems
• Holstein Parts 2KNC0350 replacement part number
• Blade terminal type with 2 male terminals
• Single female oval connector for OE-style electrical connection
• Mounting hardware not included
• Cross-references Standard Ignition KS437 for the same application

Detailed Description

The Holstein Parts 2KNC0350 is an emission control sensor used to monitor engine knock and send signal data to the vehicle’s control system. By matching the connector shape, terminal type, and OE-style configuration, it supports proper sensor replacement on many GM platforms, including Chevrolet Camaro, Corvette, Tahoe, and GMC Yukon applications. The part number 2KNC0350 is also referenced by OE-style interchange numbers such as 5S13829, 12623095, EKS941, and ID0073.

Holstein Parts is the product line designation for this sensor, indicating a replacement component built around application-specific fitment details rather than a universal design. For buyers searching for a knock sensor for Chevrolet Silverado 2500 HD, GMC Sierra 3500 HD, or Cadillac CT5, this part provides a direct-match option for listed vehicles and model years.

What This Part Helps Address

• Knock sensor fault codes related to detonation detection
• Rough engine operation caused by inaccurate knock signal input
• Reduced engine timing control from a failing sensor
• Check engine light concerns tied to knock sensor circuits
• Replacement needs after connector or terminal wear

Installation Notes and Tips

Verify the connector shape, terminal count, and OE number before installation. This sensor uses a female oval connector with blade terminals and does not include mounting hardware. Confirm vehicle year, make, model, and OE reference against the fitment list before ordering, especially on applications such as Chevrolet Malibu, GMC Acadia, and Buick Envision.

• Fits 2022-2024 Cadillac CT5, N/A
• Fits 2021-2024 Cadillac Escalade, N/A
• Fits 2015-2019 Cadillac Escalade, N/A
• Fits 2021-2024 Cadillac Escalade ESV, N/A
• Fits 2015-2019 Cadillac Escalade ESV, N/A
• Fits 2021-2024 Chevrolet Camaro, N/A
• Fits 2016-2019 Chevrolet Camaro, N/A
• Fits 2014-2024 Chevrolet Corvette, N/A
• Fits 2018-2024 Chevrolet Express 2500, N/A
• Fits 2019-2024 Chevrolet Express 3500, N/A
• Fits 2021-2024 Chevrolet Silverado 1500, N/A
• Fits 2014-2018 Chevrolet Silverado 1500, N/A
• Fits 2020-2024 Chevrolet Silverado 2500 HD, N/A
• Fits 2021-2024 Chevrolet Silverado 3500 HD, N/A
• Fits 2021-2024 Chevrolet Tahoe, N/A
• Fits 2015-2019 Chevrolet Tahoe, N/A
• Fits 2019-2024 GMC Savana 2500, N/A
• Fits 2018-2024 GMC Savana 3500, N/A
• Fits 2014-2024 GMC Sierra 1500, N/A
• Fits 2020-2024 GMC Sierra 2500 HD, N/A
• Fits 2020-2024 GMC Sierra 3500 HD, N/A
• Fits 2021-2024 GMC Yukon, N/A
• Fits 2015-2019 GMC Yukon, N/A
• Fits 2015-2024 GMC Yukon XL, N/A

Quality Assurance

Holstein Parts 2KNC0350 is built to match listed OE-style applications and connector specifications for direct replacement use. It cross-references Standard Ignition KS437 and OE-style numbers including 12623095 for application matching.