INNOVA 3123 GM OBD1 Code Reader

Compatible for use with GM cars and trucks years 1985 to 1993 Ultra easy to use and effective to diagnose issues in your car Simply plug in to read vehicle fault codes, identify the result and pinpoint using the owner's manual A simple way to identify issues in your vehicle without costly visits to your automotive body shop Not suitable for use on vehicles that are equipped with climate control computers - excluding diesel vehicles