The BD Diesel High Idle Control kit for 2004–2006 Chevy Duramax LLY supplies selectable elevated idle (800, 1200 and 1800 RPM) for applications requiring faster warm-ups, PTO operation or extended idling. The kit is adjustable, straightforward to install and includes the necessary wiring harness and hardware. It’s intended to help maintain accessory operation and reduce warm-up time in cold conditions or worksite use.
BD Diesel High Idle Control - 2004-2006 Chev Duramax LLY