This controller replaces the older style A-04 and A-06 controllers. Replacement Controller For Power Boards Running Board Remote Control Replacement Controller For Power Boards The new controllers can be a little snug fitting for the main plug. Verify that the plug is completely plugged into the controller, and that both clips at either side are completely engaged. These can be rather snug, and can require some extra pressure to properly plug in. Also, verify that none of the pins are backing out of the old plug. You would want to take a pair of pliers, and push in all of the wires at the controller plug to make sure that they are not backing out. Part name:STA Replacement Controller Part number:19-04280-STA Part Type:Running Board Components;Running Board Component Type:Controller Part number:19-04280-STA Colour:Black Material:Plastic Package Contents: 1 * Controller Module Power Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.