To install door pins on a 2001 Bravada, first, ensure the door is fully open. Remove the old pins if necessary by using a punch to drive them out. Align the new pins with the hinge holes, then gently tap them in with a hammer until they are fully seated. Finally, test the door movement to ensure it operates smoothly.
You replace The hinge pins
There are three main types of door hinge pins available in the market: removable hinge pins, fixed hinge pins, and loose pin hinges. Removable hinge pins can be easily taken out for door removal or maintenance. Fixed hinge pins are permanently attached to the hinge and cannot be removed. Loose pin hinges have a pin that can be easily removed for door installation or removal.
To replace the driver's door hinge pins on a 2003 Chevy Express van, first, support the door to prevent it from falling. Remove the hinge cover and then use a hammer and punch to drive out the old hinge pins. Once the pins are removed, insert the new hinge pins and secure them in place. Finally, test the door's movement and reattach any removed components.
The old door hinge pins have to be cut out with a torch on a 1989 F-150. Then, new hinge pins can be welded into place. This part might be available at an automotive salvage yard for a fraction of the cost of new hinges.
all hinge pins need to be cut out with a tortch or hammer off the top of the bushing with a hammer and screw driver
you might need to replace the hinge pins.. or the complete hinge
How do you change the door hinge pins and bushings on a 2002 GMC 1500 pickup truck?"
junkyard or else napa has the hinge pins and rollers
My advice based on experience is to replace the entire hinge assembly.
http://www.bodyshopzone.com/archives/mechanical/door/hinge/pin_replace_1.html
To replace the rear door hinge pins on a 2001 Chevy Express cargo van, start by supporting the door with a jack or a sturdy object to prevent it from falling. Remove the hinge cover if present, then use a hammer and punch to drive out the old hinge pins from the top and bottom hinges. Insert the new hinge pins, ensuring they are seated properly, and reattach any covers. Finally, test the door movement to ensure it opens and closes smoothly.