GMC · Canada · Mod
GMC C50, C60: Brakes
Affects GMC C50, C60 · 1978–1979 — about 4K vehicles.
The hazard
TRUCKS EQUIPPED WITH HYDRAULIC BRAKES, CERTAIN GASOLINE ENGINES AND FRAME MOUNTED BATTERIES. VEHICLES MAY HAVE THE POSITIVE BATTERY CABLE MIS-ROUTED SUCH THAT THE CABLE IS EXPOSED TO EXCESSIVE EXHAUST MANIFOLD HEAT. THIS CONDITION MAY DAMAGE CABLE INSULATION AND SHOULD THE DAMAGED CABLE CONTACT NEARBY BRAKE LINES, THE BRAKE LINES COULD BE DAMAGED TO THE EXTEND THAT THEY WOULD LOSE BRAKE FLUID.
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