NHTSA recall 11E051000 · Equipment
Engine and engine cooling
Reported Dec 2, 20113,873 vehicles affectedCATERPILLAR INC.Built Dec 14, 2006 – Jan 6, 2009
The defect
Caterpillar IS recalling certain C7 diesel engines, 7L, 6-cylinder, turbo and air-to-air aftercooled engines with 190-300 horsepower ratings, built from december 14, 2006, through january 6, 2009, sold and installed as original equipment in certain blue bird school buses. cooling system coolant in this application can degrade, which may cause the engine components to prematurely deteriorate possibly leading to coolant leaks.
The risk
Loss of coolant can result in stranded vehicles, increasing the risk of a crash.
The remedy
Caterpillar IS working with blue bird to identify and notify owners of the recall campaign. the safety recall began on january 1, 2012. owners may contact caterpillar at 1-800-447-4986.