Try the lock to see if it seems to turn easier.
How to use graphite on door lock.
This will not break your lock it will only break up the graphite.
Then insert the key into the lock again which will deposit the graphite into the lock.
He loved people that used graphite on their locks because he charged them 65 to go to their place and spray wd 40 into the lock jig it with the key spray jig spray jig until it cleaned the graphite out.
Use powdered graphite to lubricate the lock cylinder.
You also should use this spray on the front and rear door hinges.
Wd 40 is the best.
Use the wd 40 for latches and hinges on the glove box and gas tank cover.
7 reinstall the hardware on the door using the screwdriver.
Squirt a small amount of the graphite lubricant into the car door locks and trunk locks to ensure they keep working smoothly.
For especially stubborn locks try squeezing a little graphite onto the door s latch as well.
Please don t use graphite.
A pencil works great for door lock lubricant in a pinch.
Test the lock after each application.
If the key will not go in because of the graphite you will need to force it in.
Once the graphite has distributed through the lock it will begin to clear away the gunk that s been hindering the lock s movement leaving you with a fully functioning hassle free door.
You can use more graphite if needed to keep it lubricated.
Don t be shy load it up with a thick coat.
To reassemble the door lock after cleaning and lubricating it follow these steps.
Simply rub the teeth of the key with a sharp pencil until the surface is covered with graphite.
Apply a generous amount of graphite power to the striker and lock mechanisms of the hardware as well as any keyholes.
How to use the lubricants on car locks and hinges.