Today on this 2014 Chevrolet Spark, we're going to show you the T1 vehicle wire and harness with a 4-pole flat trailer connector, part number 118575 from Tow Ready. Now when we do need to use it, we just simply pull it out and shut the hatch on it. The door seal's thick enough when you close the latch, it's not going to hurt the wire. Just stay away from that, that will cut the wiring, you'll have… see more >