If your trailer turn signals are not working there are a number of different reasons and there are some troubleshooting steps you can take to determine the specific problem.
The first thing to do is take a look at your owner's manual to locate where any trailer fuses or relays and ensure they are all there and in working order. If they are, since you tested the plug on your 2001 Chevy and found no signal at the turn signals, check your connector for corrosion, which can be green or white... view full answer...
There are a couple possible reasons as to why your Draw-Tite brake controller is only applying the trailer brakes when using the manual override lever.
I first recommend making sure that the red wire from the controller is connected to the cold side of the truck's brake light switch. You can use a circuit tester like # PTW2993 to ensure you have the correct wire on the vehicle, which will only receive power with the brake pedal pressed, and no power with any other vehicle function. If... view full answer...
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