Yeah thats where i take mine i had a similar situation today (cause i got it fixed today) he wanted $484 for my air ride pump i explained to him that i have a good friend the is the parts manager at dew cadillac i got the part for $250 i told him that when i brought it up to him he was like "well good for you...."
i go there cause it is by my house and i have a CC with them.

Derek