SYS ONLINE INGEST 5 hours ago SOURCE NHTSA · TC BUILD v0.0.29
Vehicle scope Default: all classes — narrow to retail passenger anytime
Network/ Canada/ Mack/ 1981074

Mack · Canada · High

Mack RWL, RWS +2 more: Not Entered

Affects Mack RWL, RWS, WS, WL · 1978–1981 — about 735 vehicles.

The hazard

ENGINE SUPPORT BRACKET MAY DEVELOP CRACKS DUE TO A DEFICIENCY IN MATERIAL PROPERTIES. COMPLETE FRACTURE COULD CAUSE THE ENGINE TO DROP DOWN INTO THE RADIATOR, DAMAGING THE SHROUD, ENGINE FAN AND OTHER APPROXIMATE PARTS AND PULL ENGINE THROTTLE INTO FULL GOVERNED POSITION THEREBY IMPAIRING VEHICLE CONTROL.

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