I have a 01 Volvo and I had the same problem trying to compress the rear brake cyinder. Turns out that a car that has 4 wheel disc brakes, the cylinder screws in. You have to buy a universal tool from the auto parts store and it will go in enough to replace the brake pads..
According to the 2003 Ford Mustang Owner Guide : ( DOT 3 brake fluid meeting Ford specification ESA-M6C25-A )
I believe on this model you need a special tool to push the piston back. You can go to the website I have below click the link below!
According to the 2003 Ford Mustang Owner Guide : ( DOT 3 brake fluid meeting Ford specification ESA-M6C25-A )
You can use a large C-Clamp to compress the caliper piston.
A 2003 Mustang GT has Eight Cylinders, and has a 4.6L engine. The 3.8L model has a 6 cylinder engine
You put the brake fluid inside the brake master cylinder
in the master cylinder resivore ; )
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford Mustang GT
it says on the master cylinder cap. it should be Dot 3 brake fluid
On a 2003 Ford Mustang : The fuse panel is below and to the left of the steering wheel , by the brake pedal ( it has a cover on it ) The power distribution box ( which is " live " ) is located in the engine compartment , on the drivers side , near the battery
Where is the starter on 2003 ford mustang?
The brake fluid reservoir is on top of the master cylinder. Right in front of the driver, mounted to the firewall.