One problem related to power steering pump has been reported for the 1996 Buick Regal. The most recently reported issues are listed below.
The contact received recall 03v527000 in 2-04 regarding the power steering lower pinion bearing. He took the vehicle to the dealer on 2-17-04 for recall repairs. The car had 56,000 miles on it. After the recall repair work was done, the consumer heard a noise in the power steering. On 5-9-05 they discovered a leak in the power steering. They replaced a power steering hose . Then, at 64,000 miles, he heard a humming noise, they re-routed the hose, and told him the noise would go away. On 6-02-05 he took vehicle back because the noise was still there. They told him he needed a whole new power stgeering unit. The consumer stated that ever since he had the recall repair work done, when he turned the steering wheel to the right there was a loud humming noise. It seemed to be coming from the left side.