Connectors: GM 12Pins OBD1 male connector; OBD2 16pins female connector. 1 X OBD1 12 pin to OBD2 16 pin Convertor. Connector 1：GM 12Pins OBD1 male connector. Type：GM 12 Pin To OBD2 16 Pin Convertor Adapter.
1Pc 12 Pin OBD1 To 16 Pin OBD2 Convertor Adapter Cable For GM Diagnostic Scanner
LAUNCH X431 Elite 2.0 for GM Diagnostic Tool Scanner ECU Coding Key Programming
LAUNCH Creader Elite 2.0 for GM Diagnostic Tool Scanner Key Coding Active Test
12 Pin OBD1 To 16 Pin OBD2 Convertor Adapter Cable For GM Diagnostic Scanner US
OBD1 to OBD2 16 Pin Adapter 12 Pin Converter Cable for GM Diagnostic Scanner
