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The dealership most likely won't give you GMPartsDirect pricing, as it their pricing is less than wholesale and the local dealership won't sell to the public for less than wholesale,This is GMPDirects FAQ info: https://secure.gmpartsdirect.com/secure/customer_service/answer.cfm?faqid=29
below list or wholesale? Who is he? Jeff at Edwards is my parts guy.
75 per side v.s. 20 bucks for both sides (4 pins and 8 bushings).... the only difference between installing new bushings and removing the hinges and replaceing them on the bench is only about 20 minutes... if that. its always money vs time....