How much does this cost to the nearest dollar?

GM Genuine Parts Power Steering Assist Motor
This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Designed, engineered, tested, and warranted for GM vehicles Precise fit for ease of installation For proper installation, locate your nearest GM dealer, independent service center, or body shop Brand GM, Fit Type Vehicle Specific Fit, Dimensions LxWxH 20.25 x 12 x 8.12 inches, Weight 3 Pounds, Specification Met OE, Auto Part Position Center, Manufacturer GM Genuine Parts, Model GM Original Equipment, Dimensions 20.25 x 12 x 8.12 inches, Country of Origin Japan, model number Exterior Machined, Manufacturer Part OEM Part Rank Automotive Automotive Replacement Power Steering

Price is $678.00
Price: $677.88