One problem related to power steering pump has been reported for the 2007 Buick Lacrosse. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Buick Lacrosse based on all problems reported for the 2007 Lacrosse.
Routine driving. After making a left hand turn at a traffic signal the power steering stopped working. This made the vehicle almost impossible to steer. The o ring had blown out of the power steering hose leading to the pump.