SYS ONLINE INGEST 4 hours ago SOURCE NHTSA · TC BUILD v0.0.29
Vehicle scope Default: all classes — narrow to retail passenger anytime
Network/ Canada/ Mack/ 1985139

Mack · Canada · High

Mack CF Aerialscope: Steering

Affects Mack CF Aerialscope · 1979–1985 — about 2 vehicles.

The hazard

THE SPLINED STEERING GEAR SHAFT MAY HAVE LESS THAN THE DESIGNED ENGAGEMENT AND COULD DISENGAGE WHEN THE VEHICLE IS BACKED UP OVER A HIGH CURB OR AS THE RESULT OF A JARRING IMPACT SUCH AS CAUSED BY A POTHOLE. DISENGAGEMENT WOULD RESULT IN LOSS OF STEERING CONTROL AND VEHICLE CRASH.

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