1991 Oldsmobile Cutlass Repair Question
Topics covered: Steering, Steering column.
Mileage: 125,000 miles.
Mileage: 125,000 miles.
Asked on December 13, 2011
Where is diagnostic port on 91 olds cutlass supreme 3.1
Looking for port to hook scanner to find codes
Answer
Replied on December 13, 2011
I believe under the dash, to the left of the steering column, by the park brake.