I got a brand new GM power steering pump, still sealed in the plastic, that I don't need. Part number is...15766354. Thought I'd offer it here first before throwing it up on Ebay. $100 plus $15 for shipping. Here's a list of vehicles that it fits.

CADILLAC ESCALADE All Power Steering Pump - 03-02
CHEVROLET AVALANCHE 1500 All Power Steering Pump - 03-02
CHEVROLET C1500 All Power Steering Pump - 1996
CHEVROLET C1500 SUBURBAN All Power Steering Pump - 1996
CHEVROLET C2500 All Power Steering Pump - 1996
CHEVROLET C2500 SUBURBAN All Power Steering Pump - 1996
CHEVROLET K1500 All Power Steering Pump - 1996
CHEVROLET K1500 SUBURBAN All Power Steering Pump - 1996
CHEVROLET K2500 All Power Steering Pump - 1996
CHEVROLET K2500 SUBURBAN All Power Steering Pump - 1996
CHEVROLET SILVERADO 1500 All Power Steering Pump - 07-99
CHEVROLET SUBURBAN 1500 All Power Steering Pump - 03-00
CHEVROLET TAHOE All Power Steering Pump - 03-00
CHEVROLET TAHOE All Power Steering Pump - 1996
GMC C1500 All Power Steering Pump - 1996
GMC C1500 SUBURBAN All Power Steering Pump - 1996
GMC C2500 All Power Steering Pump - 1996
GMC C2500 SUBURBAN All Power Steering Pump - 1996
GMC K1500 All Power Steering Pump - 1996
GMC K1500 SUBURBAN All Power Steering Pump - 1996
GMC K2500 All Power Steering Pump - 1996
GMC K2500 SUBURBAN All Power Steering Pump - 1996
GMC SIERRA 1500 All Power Steering Pump - 07-99
GMC YUKON All Power Steering Pump - 03-00
GMC YUKON All Power Steering Pump - 1996
GMC YUKON XL 1500 All Power Steering Pump - 03-00