Actuator Peterbilt
The Automann 577.75634 air door actuator controls airflow paths in Peterbilt HVAC systems. Designed as a direct replacement for part numbers such as 545250008, T6892003, and 68079488AB, it ensures precise flap movement for heating, cooling, and airflow adjustments. It’s sold under “Actuator Peterbilt 577.75634” listings by multiple parts suppliers.
$33.82
Specifications
The Automann 577.75634 Actuator is engineered for use in Peterbilt HVAC and air door systems. It is listed by Van Horn as the “Peterbilt Air Door Actuator 577.75634,” designed to replace factory actuators controlling cabin HVAC airflow pathways. It's cross-references part numbers 545250008, 68079488AB, and T6892003. The function is to adjust internal airflow routes (e.g. blend, recirculation, fresh air) via motorized flap movement, ensuring cab comfort and climate control. This actuator is compact, lightweight (approx. 0.22 lb per listing), and comes in a package measuring 4.375 × 4.187 × 3 in (per ACAS Sales). Offered by Wofford Truck Parts, it supports replacement in aging or failed actuator systems, restoring proper HVAC control in Peterbilt rigs.
Weight
0.22
Compatibility
Alternative Part Numbers
545250008
68079488AB
T6892003
577.75634
68079488AB
T6892003
577.75634
