Installation/Replacement Related

Frequently asked questions
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Do you have any tips for installing a replacement set of tail lights on my trailer?

Before purchasing replacement lights, clean the mounting bolts on the existing lights with a wire brush. Many lights ground through the mounting hardware and an improper or “bad” ground is the primary cause for lights not working.

I have trouble running the new trailer harness through my enclosed frame. Any tips for this installation?

Cut the trailer plug from the old harness and tie the end of the new harness to the old. Then carefully pull the old harness out the rear of the trailer.

I am replacing the car-side plug on my wire harness. Which plug is car-side?

Car-side plug has its pins protected or shrouded.

How do I know which wires go where when replacing my wire harness?

The directions are clear. Peterson follows standard wiring guidelines. Brown is tail, green and yellow are turn, etc.

How do you change a bulb on the 525 Docking lights?

Remove screws from side of housing.  Lift off the lens retainer ring and the lens.  Then lift out the inside reflective piece that holds the bulb.  Unclip the two wires that hold the bulb in place and pull the bulb out.  Next, pull back the rubber piece that covers the blade terminals and pull apart those apart (you will need to use needle nose pliers).  Replace the bulb, but do not touch the actual bulb.

What size screw should be used to mount the 169 LED lamps?

The 169 lamps should be capable of being mounted by two #8 screws.