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1993 buick regal custom, transmission has only ...
Sent to Car Experts October 29 12:47 AM

1993 buick regal custom, transmission has only 1st&2nd, replaced vacume module and same. when on the hwy. once at 50 mph it shifted to 3rd then to od smoothly then after about 2 or 3 miles at 60mph it down shifted back into 2nd.

Optional Information: 1993 Buick regal custom 3.8l

Customer (name blocked for privacy)
Status:  Closed   Value: $5
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