HomeStandard Ignition KS511 Ignition Knock (Detonation) Sensor
Part #: KS511

Standard Ignition KS511 Ignition Knock (Detonation) Sensor

⚙️ 11 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Cadillac, and Chevrolet, CT6, Encore GX, and Trailblazer
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Reliable Ignition Knock Sensor for Buick, Cadillac, and Chevrolet

The Standard Ignition KS511 Ignition Knock (Detonation) Sensor is designed to detect engine knocking and ensure optimal engine performance. Compatible with Buick CT6, Cadillac CT6, and Chevrolet Encore GX and Trailblazer models, this sensor provides accurate knock detection to help maintain engine efficiency.

Key Features of the Standard Ignition KS511 Sensor

  • Screw-in mounting type for secure attachment
  • Plug-in connector type with 2 male terminals
  • Blade and pin terminal type for reliable electrical connection
  • Screw-on attachment method for easy installation
  • Designed specifically for emission control sensor applications

Detailed Description of the KS511 Ignition Knock Sensor

The KS511 Ignition Knock Sensor from Standard Ignition is engineered to monitor engine detonation by detecting vibrations caused by knocking. It features a screw-in mounting type that ensures a firm and stable fit within the engine block. The sensor uses a plug-in connector with two male terminals, utilizing blade and pin terminal types to maintain consistent electrical contact. This sensor is essential for emission control systems, helping the engine control unit adjust ignition timing to prevent damage and improve fuel efficiency. The screw-on attachment method simplifies installation and replacement in compatible Buick, Cadillac, and Chevrolet vehicles.

Common Applications and Issues Addressed

  • Detects engine knocking and pinging to prevent engine damage
  • Helps optimize ignition timing for improved fuel economy
  • Supports emission control by providing accurate sensor data
  • Reduces engine noise caused by detonation
  • Prevents check engine light triggers related to knock sensor faults

Installation Notes and Tips

When installing the Standard Ignition KS511 sensor, ensure the mounting location is clean and free of debris to guarantee proper sensor function. Use the screw-in mounting type to securely fasten the sensor, and connect the plug-in connector firmly to avoid electrical issues. This sensor is compatible with specific Buick CT6, Cadillac CT6, and Chevrolet Encore GX and Trailblazer models, so verify vehicle fitment before installation.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. While specific warranty details for the KS511 sensor are not provided here, Standard Ignition typically offers coverage against defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.

BrandStandard Ignition
Part NumberKS511
Mounting Hardware IncludedNo
Terminal Quantity2
Terminal GenderMale
Attachment MethodScrew-on
Connector TypePlug in
Mounting TypeScrew-in
Terminal TypeBlade and pin
Thread Size0

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2024BuickEncore GX1.2LL3N/A
2024ChevroletTrailblazer1.2LL3N/A
2023BuickEncore GX1.2LL3N/A
2023ChevroletTrailblazer1.2LL3N/A
2022BuickEncore GX1.2LL3N/A
2022ChevroletTrailblazer1.2LL3N/A
2021BuickEncore GX1.2LL3N/A
2021ChevroletTrailblazer1.2LL3N/A
2020BuickEncore GX1.2LL3N/A
2020CadillacCT64.2LV8N/A
2019CadillacCT64.2LV8N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

12737721DKS250EKS151KDSB10110

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.