SYS ONLINE INGEST 3 hours ago SOURCE NHTSA · TC BUILD v0.0.29
Vehicle scope Default: all classes — narrow to retail passenger anytime
Network/ Canada/ Mack/ 1992037

Mack · Canada · High

Mack Truck: Powertrain

Affects Mack Truck · 1991 — about 17 vehicles.

The hazard

THE INTERAXLE U-JOINTS ON THESE VEHICLES MAY EXPERIENCE EXCESSIVE WEAR RESULTING IN PROGRESSIVE DAMAGE TO THE INTERAXLE DRIVELINE AND POSSIBLE SEPARATION OF THE INTERAXLE DRIVELINE FROM THE VEHICLE. IN SUCH INSTANCES THE SEPARATED SECTION OF DRIVELINE WOULD FALL ONTO THE ROADWAY CREATING A HAZARD TO OTHER HIGHWAY USERS. CORRECTION: U-JOINT ASSEMBLIES 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