GM TECH 2 16PIN Scanner OBD2 OBDII Adapter Connector GM 3000098 VETRONIX VTX 02002955 Diagnostic Tool Cars need regular repair and maintanence due to safety issues. OBD scan tool can't be connected directly to the computer in the car, this is the necessary part for you to test your car by your own! This is a high quality OBD connector for both self maintanence or for technician who repairs automobiles. To test cars, OBD test tool is the necessity according to common sense, but the connector is always needed! This will save you a lot time and money to order it online! Other than buying it from the dealer's shop! HOOAI locates within the states, we provide carefree return, and 90 days money back guarrantee! Lifetime warranty against manufacturer defect!