SYS ONLINE INGEST 5 hours ago SOURCE NHTSA · TC BUILD v0.0.29
Vehicle scope Default: all classes — narrow to retail passenger anytime

Freightliner · Canada · High

Freightliner Business Class M2: Other

Affects Freightliner Business Class M2 · 2003–2004 — about 141 vehicles.

The hazard

Certain vehicles equipped with an Air Management Unit (AMU) in the control systems for the suspension dump valves, drive axle differential lock, fifth wheel slide locks and engine brakes. An incorrect spring in the AMU solenoid double check valve may not allow the valve to release under certain conditions which could affect vehicle control and handling characteristics. Correction: Dealers will replace the solenoid valve in the AMU assembly.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational