The VGT solenoid can fail. The VGT solenoid receives signals from the engine control module to adjust the boost that the (variable geometry) turbo is generating. A defective solenoid can also create an overboost or underboost condition when driving.
Average mileage: 156,988 (85,387–247,565)
Engines affected: 6.0L V8 Diesel Turbo, 7.3L V8 Diesel Turbo
10 people reported this problem