Cherokee 2WD L6-242 4.0L VIN M FI (1987)
Vacuum Brake Booster: Service and Repair
1.
Disconnect power brake unit pushrod from brake pedal assembly.
2.
Disconnect vacuum hose from booster check valve.
3.
Remove master cylinder retaining nuts and position master cylinder aside. Do not disconnect brake lines from cylinder.
4.
Remove power brake unit to dash panel retaining nuts.
5.
Remove power brake unit from vehicle.
6.
Reverse procedure to install. Torque retaining nuts to 30 ft. lbs.