3 Secrets to Installing Headlights in Your Jeep

3 secrets to installing your headlights the instructions don't tell you

Let’s face it, OEM Jeep headlights aren’t all the greatest and it’s one of the first “jeep mods” you should be doing with your Jeep. After all, being able to see at night is a whole lot more important than adding a “Jeep Wave” decal to your side mirror.  Here are 3 secrets to installing headlights in your Jeep (or other overland vehicle) which will help keep them working properly over the long-term.

 

Clean It Up

New lights or used lights you bought from a friend, it doesn’t matter.  CLEAN those contacts.  I use a 99% isopropyl alcohol. If you have used headlights with green oxidation on them, a very fine grit sandpaper might be needed.

clean and shiny contacts are necessary - it removes oxidization which contributes to lights going out - step 1 of 3 secrets to installing headlights

 

Lube It Up

Use dielectric grease to seal out moisture and dirt. It is slippery stuff and you may need to use a couple of zip ties to lock connectors back together as we don’t want the solution to moisture and dirt to just contribute to connectors simply ‘falling apart’ from too much of the grease.

silicone dielectric grease is a great way to seal out moisture, but allows for connectors to come apart - step 2 of 3 secrets to installing headlights

 

Seal It Up

Use some silicone sealant to seal up any wiring harnesses. Moisture kills electronics, so even on brand new electrical components, I’ll check for weak locations and add silicone sealant – or more if it already had some. If you’re buying some of the cheaper brand name LED headlights, I find this especially important as they aren’t very well sealed at all.

be certain to pump any open connections and cable ends full of silicone seal to keep moisture and dirt out - step 3 of 3 secrets to installing headlights

 

Conclusion

Most headlight installation instructions cover the basics, but generally don’t get into these extra steps. In many cases, not doing these steps is really all fine for most people.  But, add in some wet rainy conditions, a couple of mud baths, and perhaps some road salt, and you’ve just altered the test conditions of the manufacturer quite drastically and your headlights could very well be prone to failure.  Adding in these steps to your headlight (or fog light) installation helps keep your connections clean, sealed from the elements and trouble-free!

 

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