Troubleshooting Trailer Brakes that Surge at Slow Speeds with a Tekonsha Brake Controller  

It sounds as if you have a Tekonsha Primus brake controller without the boost function built in. Your controller should have a power adjustment wheel on the left side and a manual brake activation slide switch on the right side. If there is a lever…

If one set of brake assemblies is on the wrong side of the axle, it will lead to diminished braking performance and premature brake wear. Is it possible that the axle was removed at one time and reinstalled incorrectly? If you look at the photo I…

You may need to adjust the trailer brakes. Trailer brakes will need an initial adjustment so they are set properly. You need to be able to hear a slight but constant drag of the pads on the drum when the wheel is turned. I have linked a video to the…

On trailer brakes the small shoe points towards the front of the trailer, and the larger shoe points towards the rear. This allows the trailer brakes to apply correctly when the magnet for electric brakes is activated, or the wheel cylinder is…

The most common issue we see with the Tekonsha Prodigy P3 Trailer Brake Controller part #90195 causing the brakes to grab at slow speed is due to an error in the initial setup. Therefore, I recommend you repeat the initial setup for the Tekonsha…

It is true that either wire on electric brakes, like part #23-464-465, can be used for the power or ground. If you didn't change anything aside from the brakes and everything worked properly before then the only thing that comes to mind is that…

It sounds like you have an intermittent short somewhere in your braking system. The readings you are seeing are correct, because the short is intermittent. An intermittent problem can be very difficult to find, but your best bet is to physically…

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

The best brake controller option to go with is one that activates the brakes proportionally instead of time delayed. A proportional brake controller will activate the trailer brakes at the same time and with the same intensity as the tow vehicle…

For sag from towing a trailer the best recommendation I can make is actually a weight distribution system. Suspension enhancement will help level your truck while towing. But the advantage to a weight distribution system is that it levels the vehicle…

The trailer brakes work on a separate circuit than the lights. You have a couple of options to control the electric brakes on the trailer. One option is to use an air over electric brake control, #HA100400C. This unit connects to the air brakes on…