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/ 1975087

Mack · Canada · Crit

Mack CF Fire Chassis: Not Entered

Affects Mack CF Fire Chassis · 1972–1975 — about 1 vehicles.

The hazard

CF MODEL FIRE CHASSIS WITH MACK FAF-500C SERIES FRONT AXLES EQUIPPED WITH S-CAM BRAKES MANUFACTURED DURING THE PERIOD OF MAY 17, 1972 THROUGH JUNE 23, 1975. THE FRONT WHEEL BRAKE CAHMBERS UTILIZE A PRESSURE PLATE WITH A CENTRE MOUNTED INLET PORT. UNDER CERTAIN OPERATING CONDITIONS AND WITH THE FRONT WHEELS STEERED EITHER IN THE EXTREME LEFT OR RIGHT DIRECTION, THE AIR INLET FITTING INSTALLED IN THIS INLET PORT COULD CAONTACT THE FRONT AXLE SHCOK ABSORBER UPPER BRACKET AND CAUSE THE INLET FITTING TO BREAK. THIS WOULD RESULT IN LOSS OF BRAKING ON THE AFFECTED WHEEL AND COULD ADVERSELY AFFECT STE

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