depends on which break pads.
Take off tire first
To replace front brake pads on a 2002 Ford Mustang safely raise and stabilize the vehicle. Remove the wheels and caliper. Slide out the front brake pads and replace with new units.
Remove the tire and wheel from your 1988 Ford Ranger pickup truck. Remove the brake pads. When the brake drum is not loose you can tap on it with a hammer or mallet. Once the brake drum is loose it will slide off.
How do you change brake pads on a 2002 Nissan Sentra? How do you change brake pads on a 2002 Nissan Sentra? How do you change brake pads on a 2002 Nissan Sentra?
How to Install Front Brake Pads Check related link below for picture and video
how do you replace brake-pads on vw beetle 2002?
how do change brake pads on a 2002 dodge pickup 4x4
To replace the front brake pads on a 2002 Ford Expedition, first, lift the vehicle and remove the front wheels. Then, locate the brake caliper, unbolt it, and carefully slide it off the brake rotor. Remove the old brake pads from the caliper bracket and compress the caliper piston using a C-clamp or brake tool before installing the new pads. Reassemble the caliper, ensuring everything is properly secured, and then reattach the wheels and lower the vehicle.
To change the front brake pads on a 2005 Ford Ranger, first, lift the vehicle and remove the front wheels. Next, remove the caliper by unbolting it and carefully sliding it off the rotor. Replace the old pads with new ones, ensuring to compress the caliper piston if necessary. Finally, reassemble by reinstalling the caliper and wheel, then lower the vehicle.
How to change brake pads on 2002 GMC Envoy front brakes.
Your friend probably did not use brake grease on the back of the pads.