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/ 1987072

Mack · Canada · High

Mack Truck: Structure

Affects Mack Truck · 1985–1987 — about 3 vehicles.

The hazard

ON VEHICLES WITH FABCO SDA-21 AXLE HOUSINGS, THE WELDS THAT ATTACH THE STEERABLE DRIVE MOUNTING FLANGE TO THE TUBULAR PORTION OF THE HOUSING, COULD BREAK, RESULTING IN THE SEPARATION OF THE STEERABLE DRIVE END FROM THE MAIN HOUSING. THIS COULD LEAD TO LOSS OF STEERING AND A VEHICLE CRASH. CORRECTION: AXLE HOUSING WILL BE REPLACED ON AFFECTED VEHICLES.

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