The cooler for the EGR valve can leak coolant internally, which causes white smoke to come from the tail pipe. Hot exhaust gases are cooled by the EGR cooler before being circled back into the engine.
Average mileage: 110,158 (17,200–227,000)
Engines affected: 5.4L V8, 6.0L V8 Diesel Turbo, 6.4L V8 Diesel Turbo
54 people reported this problem