Why are my lights not grounded in my trailer?
It sounds like you have an insufficient ground. It is enough to run the signals individually, but when you fire up the running lights, there is not a good enough ground. Check the ground wire at the trailer connector. Make sure each light is properly grounded. Some are stud grounded on the mounting hardware, others have ground wires.
When do trailer lights flash on GM trucks?
From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. the theft system is off in the trailer app but still flashes and the link above say “may flash” even when off 4 months later… 2 weeks later… Yeah. Mine was doing that also today.
How does trailer lighting ground through the hitch ball?
It needs to ground through the wiring of the trailer harness. You can test this by setting the coupler on the ball and if it works you know the ground of the trailer needs to be improved. Otherwise you’ll get intermittent lighting functions when your trailer hits bumps. I attached a couple help articles for you to check out as well.
What can I do if my trailer light is not working?
You can use a circuit tester to test the connector or simply plug the trailer into a different vehicle that is known to work. Once you know if the problem is your tow vehicle or trailer you will need to check any fuses and wiring on your tow vehicle and then all of the wiring and grounds on your trailer.
What to do if your trailer lights ground?
Once you know if the problem is your tow vehicle or trailer you will need to check any fuses and wiring on your tow vehicle and then all of the wiring and grounds on your trailer. Here is an article on wiring troubleshooting for you to check out. 73473
Why are the lights on my tow trailer still flashing?
When my tow vehicle ignition and lights are all off, the LED taillights on my trailer still flash randomly. Why does this happen and what can I do about it?
From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. the theft system is off in the trailer app but still flashes and the link above say “may flash” even when off 4 months later… 2 weeks later… Yeah. Mine was doing that also today.
What to do if your trailer light flickers?
But there can be small amounts of voltage that would normally not get noticed if the trailer had incandescent bulbs. It really isn’t a problem unless it bothers you. The flickering wouldn’t be enough to drain your battery. But if you want it to stop you could just unplug the vehicle’s trailer wiring connector.