Riviera V6-231 3.8L VIN C SFI (1989)
Hydraulic Assembly: Service and Repair
Valve Block Assembly
Fig. 60 Valve Block
1.
Disconnect battery ground cable.
2.
Depressurize hydraulic accumulator by depressing brake pedal a minimum of 25 times. A noticeable change in pedal resistance will be felt
when accumulator is depressurized. Failure to depressurize accumulator may result in personal injury and/or damage to vehicle and
painted surfaces.
3.
Remove fluid from reservoir.
4.
Remove valve block assembly, Fig. 60.
5.
Reverse procedure to install. Lubricate O-ring seals with clean brake fluid. Torque valve block mounting nuts to 18 ft. lbs.