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/ Ihc/ 1979160

Ihc · Canada · Mod

Ihc Cargostar 1710, Cargostar 1810 +3 more: Not Entered

Affects Ihc Cargostar 1710, Cargostar 1810, CO1950, CO1910, Cargostar 1610 · 1978–1979 — about 299 vehicles.

The hazard

VEHICLES EQUIPPED WITH WAGNER ELECTRIC SINGLE SYSTEM HYDRAULIC BRAKES MAY HAVE A BRAKE MASTER CYLINDER WITH A INCORRECTLY MACHINED LOCK RING GROOVE IN THE CYLINDER BORE. THIS CONDITION COULD ALLOW THE LOCK RING TO COME OUT AND ALLOW THE PISTON TO DISENGAGE FROM THE MASTER CYLINDER CAUSING A TOTAL LOSS OF SERVICE BRAKES WITHOUT PRIOR WARNING.

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