IGNITION KNOCK (DETONATION) SE

Optimize your vehicle's performance with the ACDelco Ignition Knock (Detonation) Sensor, engineered for precision and reliability. This essential component monitors engine vibrations, ensuring optimal timing and preventing potential damage.

• Designed specifically for GM vehicles, including Buick, Cadillac, Chevy, GMC, Oldsmobile, and Pontiac, ensuring a perfect fit and function.
• Helps maintain engine efficiency by detecting knocking or detonation, which can lead to improved fuel economy and performance.
• Sold individually, making it easy to replace worn or faulty sensors without unnecessary extras.
• Part of the ACDelco GM Genuine Parts line, known for its quality and durability in demanding conditions.

This knock sensor is sold individually and does not include a module or wiring harness. Upgrade your vehicle's engine management system with the ACDelco 21392 for reliable performance.

Trust ACDelco for quality auto parts that enhance your vehicle's longevity and efficiency.