Front Caliper, Remove

Fig. 1 Toyota/GM Front Brake Caliper Exploded View:

REMOVAL
1. Siphon 2/3 of the brake fluid from master cylinder, raise and support vehicle, and remove wheels.
2. Reinstall 2 wheel nuts to retain rotor, then remove caliper mounting bolts, Fig. 1.
3. Remove union nut securing brake hose to caliper and drain fluid into suitable container. If caliper is only being removed for brake pad replacement, do not disconnect brake hose.
4. Compress piston as needed, then remove caliper. If brake hose remains connected, secure caliper aside to prevent hose from being stretched.

Fig. 2 Front Caliper Support Installation:

INSTALLATION
1. Seat piston in caliper bore, taking care not to damage piston.
2. Ensure support plates, Fig. 2, and anti-rattle springs are properly positioned, then mount caliper over rotor onto mounting bracket.
3. Install caliper mounting bolts and torque bolts to 18 ft. lbs.
4. Install brake hose and mounting bolts, using new copper gaskets, then torque bolt to 17 ft. lbs.
5. Refill master cylinder and bleed brake system.