A few months ago, I brought my 97 Buick for a diagnosis as my SES light was constantly on. It turned out to be a transmission problem--got a leaking valve body or sth. I dont know for sure what the problem is but I had expected it would costed me thansands of bucks!!
Pros: Professionality in transmission service, customer service
Cons: Parking may be a little difficult to find
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