Walker 242-1019 Ignition Knock (Detonation) Sensor

Walker 242-1019 Ignition Knock Sensor

Walker Products 242-1019 is an ignition knock sensor built for direct replacement service on select GM vehicles. It is a fitment-based solution for restoring knock detection on applications such as the 1995 Buick LeSabre, Buick Regal, Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport.

Key Features

• Ignition knock (detonation) sensor for engine management systems
• Round connector with 1 female connector and 1 male terminal
• Bullet terminal type
• No wiring harness included
• No mounting hardware included
• Length: 53.6000
• Walker Products part number 242-1019

Product Details

Walker Products 242-1019 is part of Walker Products’ engine sensor lineup, a product line supported by the company’s long history in fuel system and engine management components. The brand focuses on manufacturing to meet or exceed OEM standards and specifications, with engineering and technical support used to maintain application accuracy. This knock sensor is intended for vehicles that rely on detonation feedback to help the engine control system manage spark timing and reduce abnormal combustion events. This part cross-references Standard Ignition KS61 for the same application.

What It Helps Address

• Knock sensor fault codes related to detonation sensing
• Audible spark knock or pinging under load
• Reduced engine performance caused by inaccurate knock input
• Check engine light concerns tied to the knock sensor circuit
• Driveability issues on 1995 Buick LeSabre, Buick Regal, Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport

Installation Notes

Verify connector style, terminal configuration, and sensor length before installation. This part uses a round connector with a female connector and male terminal arrangement, so matching the original sensor interface is important. Confirm the vehicle application by year, make, and model before ordering, and inspect the harness and connector condition during replacement.

Quality Assurance

Walker Products is an ISO 9001 and IATF 16949 certified manufacturer with in-house engineering and product management support. The company states that its engine sensors are produced to meet or exceed OEM standards and specifications, with application data and technical documentation maintained for accuracy.