03-04 Duramax LB7 High Idle Valet Switch - 1110020000

This product allows for the engine idle to be set at 3 predetermined points (between 750 rpm and 1,800 rpm) to facilitate faster engine warm-ups, electrical system charging or even having the A/C or heater working at its optimal capacity. There is a "Valet" setting as well, which governs the engine so that it reaches a maximum of 2,000 rpm, top speed of 55 mph. Features: ▪ Includes dash panel insert and harness