Normally these tend to be exposed to a fair amount of road deb.
Trailer electrical connector cleaner.
An electrical parts cleaner is essential to have in your toolkit.
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Innovative products of america 8025 terminal connector cleaner master kit 8025 terminal connector cleaner master kit convenient set of precision machined cleaning tools for the most common utility trailer connections that clean and resize male female connectors on 7 way flat spade 6 way round and 4 5 pin terminals.
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7 way trailer plug scrubber cleans both tractor plug and trailer receptacle male and female.
Fortunately we carry the best electrical parts cleaner for cars and trucks to give you an ultra convenient way to find a premium product.
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Again you need to be careful of using a liquid and shorting something so disconnect the battery first.
You can also pick up a spray can of electrical connector cleaner at an auto parts store.
Get it as soon as wed sep 23.
Rvguard 4 flat to 7 way blade trailer adapter electrical connector with connector socket mounting bracket for rv truck car.
Spray down the connectors.
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Step by step how to video on how to clean and protect 4 pin and 7 pin trailer hitch connectors.
Compact speedy cleaner reduces down time by cleaning both male and female connections.
Use a air hose or set it out to air dry for a day.
Video tech tip on how to remove the corrosion from your trailer light connector fast and easy.
This approach will do a good job of cleaning a connector that is not too badly corroded.
There are many brands on the market and you need a way to differentiate between the good and bad.
White vinegar will clean the connector and leave no moisture behind so that dielectric grease 11755 will then do a good job of protecting the contacts in the connector.
If the corrosion is beyond the point of cleaning a new connector is recommended.
Make sure that connector is dry before connecting the battery.