Just below the steering wheel inside the car, a little to the left.
For a 1995 Oldsmobile Aurora the OBD interface is located under the dash board on the drivers side almost directly below the steering column.
plug a obd 2 code reader into your car and activate it.
A code reader that will work on the OBD I system.
OBD I, but for the most part, you can use OBD II
Your OBD II code reader won't work on that vehicle.
Obd-on board diagnostic. The port is the plug the scan tool or code reader connects to.
It uses the federally mandated OBD-II interface. Any code reader capable of reading OBD-II codes will work.
GM OBD 1
use an OBD-I code reader.
An OBD II Code Reader, which reads vehicle engine codes, can be purchased in most larger automotive repair shops. Parts Source and Canadian Tire both carry them.
In the glove box.
You need a OBD2 scanner/code reader to get stored codes and to erase them