Partsam 4PCS X27 168 Stepper Motor Gauge Cluster Speedometer Repair Kit for GM GMC + 10PCS Ice Blue T4.7 Soldering Led Bulb Perfectly replace for the XC5.168 and X15.168 that are in your cluster from 2003 to 2006 GM GMC cars and trucks Part Number: x27 168, 25 168, xc5 168, x15 168, gauge repair Work in any gauge position and are the latest and greatest; Each Gauge has a stepper motor and the item will fit almost all Gauges Fixed problems like(caused by Motor Stepper):Gauge's sticking, shuttering;chatters,inaccurate;Gauge giving false readings;staying pegging out;Gauge dead,etc Please make sure you can handle this work, it may need some professional equipment and electronic knowledge of PC Boards;We have professional Manual on how replace it, email us if you need one