Caterpillar CT660: Service brakes — check valve

Affects Caterpillar CT660 · 2012–2013 — about 104 vehicles.

The hazard

UNEXPECTED CONTINUOUS BRAKE APPLICATION CAN CAUSE THE BRAKES TO OVERHEAT AND LEAD TO A FIRE. UNEXPECTED CONTINUOUS BRAKE APPLICATION CAN CAUSE THE DRIVER TO LOSE CONTROL OF THE VEHICLE, INCREASING THE RISK OF A CRASH. ALSO, THE BRAKES MAY BE APPLIED WITHOUT ILLUMINATING THE BRAKE LIGHTS, FAILING TO GIVE PROPER WARNING TO OTHER DRIVERS.

What to do

CATERPILLAR WILL NOTIFY OWNERS, AND DEALERS WILL REPAIR THE VEHICLES FREE OF CHARGE. OWNERS MAY CONTACT CATERPILLAR AT 309-675-5658.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational