Chevrolet C20 (1979) – 81V010000
Vehicle recall defect – Fatigue Cracks May Develop In The Brake VacuUM Booster Housing. This May Cause A VacuUM Leak And Reduce The EffeCTIveness Of The Brakes. After Prolonged Use, The Cracks May Develop To The Extent That The Booster May Separate From The Vehicle.