Knock Sensor Kit with Wiring Harness Compatible with Chevy Suburban Silverado Avalanche Tahoe GMC Sierra Yukon Cadillac & More GM Vehicles, Replace# 12601822, 917-033 CHENHO 2xKnock Sensors & Harness

【Replaces OE】- 12601822, 12589867, 10456603, 8104566030, 12597415, 15372170, 917-033, 2133521. Package Includes: 1 x Knock Sensor Harness,2x Knock Sensors.. 【Compatible】-Fits engine RPO codes: LS1 LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33,With 4.8L 5.3L 5.7l 6.0L engine | 1999-2006 Chevy Silverado 1500 | 2001-2006 Silverado 1500HD 3500 | 1999-2004 Silverado 2500 | 2000-2005 Suburban 1500 | 00-07 Suburban 2500 & Tahoe | 02-06 Avalanche 1500 2500 | 99-06 GMC Sierra 1500 | 01-06 Sierra 1500HD 2500HD 3500 | 99-04 Sierra 2500 | 00-07 Yukon & Yukon XL | Cadillac Hummer Isuzu.. 【Function】 - The knock sensor picks up vibration and sound coming from the engine block, turns it into an electronic signal and sends that signal to the engine control unit (ECU). The cars computer then judges the information and determines whether or not ignition timing should be altered.Knock sensors don't fail often,but if you suspect this problem,it's one you need to move on quickly to head off engine damage.. 【Quality 】- The knock sensors is constructed from durable, high temperature wire to avoid melting, chaffing, and breaking, it has undergone 100% accelerometer vibration testing to ensure excellent performance under harsh conditions, it is original equipment quality but at significant cost savings.. 【Installation】- This knock sensor kit includes two knock sensors and the wiring harness that connects them on the engine monitoring system, it matches original wiring harness, plug and play, easy to install.