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Home >> Pontiac >> 1987 >> Firebird Trans Am, 5.0 F >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Disc & Drum >> Trouble Shooting >> Pump Cycles W/Steady Apply

Pump Cycles W/Steady Apply

If system does not self-cycle without brakes applied, check accumulator precharge pressure and replace accumulator if low. Check for fluid backflow at reservoir port "A" and replace power piston if necessary.