Why does my headlight plug keep melting?

Most of the time, the issue is caused by the OE wire gauge, which is too small (typically 20 gauge) to handle the current drawn by the headlight bulbs. In other cases, the issue is the result of loose terminal connections, which can cause resistance in the circuit and lead to overheating.

How do you check a headlight plug?

Determining the Ground Wire

Remove the connector from the back of the headlight.
Trace the wires back from the connector as far as you can see them.
Turn on the ignition of the vehicle and turn on the headlights to high beam.
Set the multimeter to DC Volts to measure 12 volts.

Is there a problem with my headlight plugs?

Hello GMTnation I have had an issue with my Headlight Plugs burning up inside the Headlight assembly, I purchased new Headlight assemblies in december and noticed today that the headlight was out on one side again.. took the bulb out and What do you know Light and Pigtail Melted.. Not sure what to do here ..

What to do if your headlight plug burnt out?

There has been a problem with the headlight wiring on the earlier models. You can buy replacement plugs and splice it in. This site is funded by you! If you have saved some money from help you received, please consider becoming a supporter. All proceeds go to supporting the site.

Why does my headlight socket keep getting burnt?

The ground in the harness couldn’t cause heating in the connector. It’s the lousy connectors internal contact wipes, they’re too thin and made of the wrong alloy. Look for a ceramic American-made connector. Solder the wires of the connector to your harness and use a couple of layers of heatshrink to insulate the connection.

How do you remove a headlight bulb from a car?

The headlight bulb should still be in a socket connected to wiring coming from your vehicle. Disconnect the wires by unclipping them from the bottom of the headlight bulb housing and pull on it gently to disconnect it.

What should I do if my headlight bulb burns out?

Before you take your car into the mechanic consider the following options: Don’t handle the bulb with your bare fingers. Oils can cause bulbs to burn out quickly. Handle all headlight bulbs with surgical gloves and replace any existing bulbs that may have been handled incorrectly. The problem could be in your installation process.

What to do when both head lights stop working at the same time?

When that happens, the operational lifespan of your headlight capsule will be severely compromised, and the only fix is to replace the headlight assembly. When both headlights stop working at the same time, the bulbs usually aren’t at fault.

Can a bad headlight cause a car to burn out?

The main exception is when one headlight burns out first, goes unnoticed for some time, and then the other bulb also fails. If you suspect that the bulbs may be bad, and you own a voltmeter, you may want to start the troubleshooting procedure by checking for power at the headlights.