Sometimes the sliding door may have a latch that works by sliding a small notch up and down.
Sliding glass door broken lock.
These locks are important for keeping your patio doors secure so it s important that you replace yours promptly if it s not working while you might need to completely replace your lock it s possible you just need to replace the latch.
Step 2 remove the latch body.
Try applying lubricant such as a petroleum based oil or wd 40 in the area to see if that works.
You can easily find a sliding glass door lock at your local hardware store or home center and if you remove the broken door lock and handle and take it to the store with you it will be easier to find a match.
Fixing a sliding glass door lock is a very quick repair.
Because sliding patio doors are used a lot it s common for their locks to occasionally jam or break.
Sliding glass door locks.
Sliding glass door handle set 6 5 8 in diecast and wood hook style flush mount keyed this is a reversible diecast black flush mount this is a reversible diecast black flush mount patio door handle with wood pulls.