I will assume you mean it will not latch. If the lock hasn't been damaged it's probably just dry. Spray the latch where you can see it in the edge of the door with a spray lubricant such as WD40.
Can't tell without seeing your problem but, most problems with doors start with worn out door hinge pins and bushings. Letting the hinge pins and bushings wear out leads to damaged door latches and...
I'm taking a guess that your door latch stuck because it's cold , if so , pull your door
release lever on the inside of the door and see if you can move the latching
mechanism on the end of the...
Hey Amber==It is hard to say what is wrong with the door. It depends on what kind of car it is on but I would take it to a mechanic who knows about doors. GoodluckJoe
Try checking the latching assembly on the door. If it snaps shut before the door colses, it keeps the door from closing. With the door open, look at the assembly while pulling the door handle to...
You should be able to find a shop manual at your local library with the right info...make copies as they are usually only in the REFERENCE section....good luck:)