This manual addresses troubleshooting procedures for AirLiner™ Suspension Air-Spring Bag Misalignment across a range of Freightliner vehicle models. These models include the FLA COE, FLB COE, FLD Conventional, Business Class, FLC 112 Conventional, Century Class Conventional, Argosy COE, Cargo, Columbia, Coronado, Business Class M2, and Cascadia. This comprehensive guide is designed to assist operators and technicians in identifying and resolving issues related to air spring bag alignment, ensuring optimal performance and longevity of the suspension system.

The purpose of this document is to provide detailed, step-by-step instructions for diagnosing and correcting air-spring bag misalignment. It covers essential information for maintenance and repair, enabling users to maintain the integrity and functionality of their Freightliner vehicles. By following the outlined procedures, owners and service professionals can effectively manage suspension-related challenges, contributing to the overall reliability and safety of the vehicle.