Premium Engine Knock Detonation Sensor KS For 1998-2006 Isuzu Chevrolet GMC Cadillac Pontiac Hummer and Buick

•Manufacturer: AIP Electronics•100% New Construction•High Quality OEM Replacement Part•Fit and Quality Guaranteed•Ready for Install Straight out of the box Symptoms of a bad knock sensor include a sluggish engine poor acceleration and poor fuel economy. Knock sensors rarely fail outright and more often get 'soft' over time and cause false signals to be sent to the ECU which thinks the engine is knocking when it's really not. Restore engine performance with this brand new OEM replacement quality knock sensor for your vehicle.** Emissions Note: For sale and use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it is a direct or consolidated replacement part.Fitment 2005-2006 Isuzu Ascender 4.2L 256Cu. In. l6 GAS DOHC2003-2005 Isuzu Ascender 5.3L 323Cu. In. V8 GAS OHV VIN: P2002-2005 Chevrolet Avalanche 1500 5.3L 323Cu. In. V8 GAS OHV VIN: T2006 Chevrolet Avalanche 1500 5.3L 5328CC 325Cu. In. V8 FLEX OHV VIN: Z2005 Chevrolet Avalanch