Thomas Built · Canada · Crit
Thomas Built Bus: Brakes
Affects Thomas Built Bus · 1984–1986 — about 1K vehicles.
The hazard
ON VEHICLES INCORPORATING GMC OR CHEVROLET FLAT FACED BUS CHASSIS WITH HYDRAULIC BRAKES, THE FLEXIBLE STEEL PROTECTED TUBING WHICH IS INSTALLED ON HEATER HOSES ROUTED ON THE LEFT HAND SIDE OF THE ENGINE MAY CONTACT AND CHAFE AGAINST THE PRIMARY AND/OR SECONDARY HYDRAULIC BRAKE LINES CONNECTING TO THE MASTER BRAKE CYLINDER. THIS CHAFING ACTION MAY EVENTUALLY WEAR THE HYDRAULIC BRAKE LINES TO THE POINT OF RUPTURE RESULTING IN LOSS OF BRAKING POWER. CORRECTION: BRACKETS WILL BE INSTALLED TO PREVENT HEATER HOSE FROM CONTACTING BRAKE LINES.
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