ACDelco 20904439 GM Original Equipment Trailer Brake Continue Relay Assembly sold2020 Cold Forged Carbon Steel then

Cold Forged Carbon Steel then heat treated for enhanced rigidity plus zinc finish and exceptional strength

There's no need to thread the chuck to valve stems

Introducing the most rugged & accurate high pressure tire gauge available

The Black wire: connect the cathode of the storage battery (Ground) The two Yellow wires: separately connect them with the Left/Right turn light's control line (generally

These two materials are uniquely sturdy and possess high durability

ACDelco 20904439 GM Original Equipment Trailer Brake Continue Relay Assembly sold2020 Cold Forged Carbon Steel thenACDelco 20904439 GM Original Equipment Trailer Brake Continue Relay Assembly The ACDelco GM Original Equipment Trailer Tow Relay functions as an electro mechanical switch containing a coil and set of connection points, and is a GM recommended replacement for your vehicle's original components. This trailer tow relay provides a variety of control functions for a vehicle's trailer brake system, and has been manufactured to fit your GM vehicle, providing