V 3500 P/U 4WD V8-379 6.2L DSL (1988)
Hydraulic Brake Booster: Testing and Inspection
Accumulator Leak-Down, System Does Not Hold Charge
1.
Contamination in steering hydro-boost system.
2.
Internal leakage in accumulator system.
GMC Workshop Service and Repair Manuals
Accumulator Leak-Down, System Does Not Hold Charge|Page 3830 >
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