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

Compatible with Following Vehicles: For Buick: 2004-2005 Rainier For Cadillac: 2004-2005 CTS 2002-2005 Escalade, Escalade EXT 2003-2005 Escalade ESV 2005 STS For Chevy： 2005 SSR 2007 Avalanche 2002-2006 Avalanche 1500, 2500 2001-2002 C3500 HD 1999-2002 Camaro 199-2004 Corvette 2003-2007 Express 1500, 2500, 3500 1999-2006 Silverado 1500 2007 Silverado 1500 Classic, 1500 HD Classic, 2500 HD Classic, 3500 Classic 2001-2006 Silverado 1500 HD, 3500 1999-2004 Silverado 2500 2001-2004 Silverado 2500 HD 2000-2005 Suburban 1500 2000-2007 Suburban 2500 2000-2006 Tahoe 2004-2005 Trailblazer, Trailblazer EXT For GMC: 2001-2002 C3500HD 2003-2005 Envoy XL 2004 2005 Envoy XUV 2003-2007 Savana 1500, 2500, 3500 1999-2006 Sierra 1500 2007 Sierra 1500 Classic, 1500 HD Classic, 2500 HD Classic, 3500 Classic 2001-2006 Sierra 1500 HD, 2500 HD, 3500 1999-2004 Sierra 2500 2000-2006 Yukon 2000-2007 YukonXL 1500, XL 2500 Other Models: 2003-2004 Isuzu Ascender 2004 Pontiac GTO 1999-2002 Pontiac Firebird 2005 Saab 9-7x Package includes： 1x Knock Sensor Harness 2x Knock Sensors

• 【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.