Per putco you would need 1 load resistor inline with the wiring harness feeding led bulb for a turn signal.
Brake light led load resistor wiring diagram.
Though please check with your supplier.
Led turn signal load resistor wiring diagram stop turn signal a typical load resistor for a 21 watt turn signal light bulb would have a rating of 50 watts 6 ohms.
45hp led 16mm wedge base 7440 tower bulb led brake light turn light and tail light bulbs led car bulbs super bright leds i also replaced the tail lamps and rear.
Running lights staying on 1995 chevy c k truck.
Standard incandescent bulb lights draw more power and so they are more easily seen by the wiring harness.
This video shows which wires you need to connect your load resistor to in order to restore cruise control to your vehicle.
Led brake lights vdc warning light on brake light at oil temp lights flashing model year of vehicle.
Load resistors should be your very last resort if you can t find a replacement led flasher that will work with your vehicle.
If that sounds dumb it is.
Will load resistors prevent led trailer taillights from dimly lighting up when vehicle is off.
This describes how to wire a 3 wire led light for a tail light of a truck or car.
Resisters are not polarity sensitive like diode i have seen the resistors in series on the ground earth wire for rear lights running in series in the ground wire will increase the resistance and may fix your issue for both brake an tail also cruise many a diagram does show in parallel the resistor is the load but electricity will follow easiest path just a thought are your lights.
This also corrects hyper flash tha.
Is load resistor required for converting 3rd brake light to led bulb.
This describes how to wire a 3 wire led light for a tail light of a truck or car.
I believe your sierra has two bulbs per side one for the running lamp one for the brake turn signal.
Load resistors can be required for led lights when the vehicle wiring is unable to recognize the light s presence due to its very low power draw.