1,OE Number: The referencing OE number of this heater blend door actuator are 604‑5113, 6045113, X010029, 5X012578, P93CAB0201 01S, ZGG7170655. 2,Fitment: The HVAC air door actuator is a replacement for Peterbilt 385 1995‑2011, replacement for Peterbilt 386 2006‑2011, replacement for Peterbilt 388 2008‑2011. 3,Function: Effectively adjust the air conditioning damper, the temperature of the gas in the car, ambient humidity, cleanliness, exhaust air volume and wind frequency, etc. 4,High Performance: Ensures that passengers in the car are in a comfortable natural environment under a wide range of external climates and standards. 5,Easy to Install: Stringently manufactured to meet the original standard, perfect replacement for the old or broken one, improving the time efficiency. Item Type: Heater Blend Door Actuator OE Number: 604‑5113, 6045113, X010029, 5X012578, P93CAB0201 01S, ZGG7170655 Material: ABS Fitment: Replacement for Peterbilt 385 1995-2011 Replacement for Peterbilt 386 2006-2011 Replacement for Peterbilt 388 2008-2011 Replacement for Peterbilt 389 2008-2011 Replacement for Peterbilt 335 2005-2007 Replacement for Peterbilt 340 2007 Replacement for Peterbilt 357 1994-2007 Replacement for Peterbilt 378 1994-2007 Replacement for Peterbilt 379 1994-2007 Replacement for Peterbilt 330 2002-2004 1 x Heater Blend Door Actuator Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.