under the dash on the left side, by the fuses. that should be the diagnostics port
If you mean a GM vehicle that was built during the transition from OBD1 to OBD2, the answer is if it has a OBD port a scanner will work. GM MDI Tech 3 Interface is Dealer Level Diagnostic Tool for Multiple Brand vehicle: GM, Opel, Chevrolet, Saab from vipprogrammer.com
i belive itb is under the drivers seat under a plastic box.
under hood, on fuel rail which is connected to each fuel injector there should be a valve that looks like a tire valve. That is the shrader valve, test fuel pressure there.
A port hole ?
It should be to the right of the emergency brake release handle or hood release handle, But tucked up under the bottom of the dash.
A car owner should know the location of the diagnostic port in their car. The diagnostic port in a 1994 Wrangler would be in the engine compartment, near the firewall.
The diagnostic port on a 1994 Chevy S-10 is located under the dash, near the hood release. It allows an OBDII code reader to be connected for troubleshooting problems.
Reading diagnostic codes is easy. The driver plugs the reader/scanner into the diagnostic port of the vehicle, and the scanner/reader will give a code if there is a problem, and tell them the type of problem.
The OBD 1 port is under the hood on the wiring harness on the passenger side firewall.
1994 Toyota pickups do not have obd II they have obd I. There is a " diagnostic port " under the hood but its not of much use.
They don't have one. They were added post 1996.
Should be under dash or on side of the center console.
its probably below the drvrs side dash or in the center console
It is in the engine compartment, drivers side on the wheel well.
where is the diagnostic port on a 2001 vw bug
Where is the diagnostic port Honda odyssey 1998