NEW 12 Pin OBD1 To 16 Pin OBD2 Convertor Adapter Cable For GM Diagnostic Scanner
$4.59
It is used for GM vehicles and its GM 12 pins allows you to connect a GM vehicle with a OBD1 12 pins socket with your existing OBD2 16 pins tool. SPARK PLUG TESTER Ignition System Coil Engine In Line Auto Diagnostic Test-Tool.
