Astro Van 2WD V6-4.3L VIN W (2001)
Hydraulic Brake Booster: Service and Repair
Hydraulic Brake Booster Replacement
Hydraulic Brake Booster Replacement
Removal Procedure
Notice: Hydraulic brake systems use two distinct and incompatible fluids. Power steering fluid is used in the hydraulic brake booster system. Brake
fluid is used in the master cylinder and brake pipes. Use extreme care when selecting brake system fluids, or seal damage can result.
1. Apply the park brake.
2. Place a drain pan under the hydraulic brake booster and the booster reservoir.
3. Disconnect the reservoir hose from the booster.
4. Disconnect the power steering hoses from the booster.
Important: Do not remove the brake pipes from the master cylinder.
5. Remove the master cylinder nuts.
6. Support the master cylinder.
7. Disconnect the pushrod from the brake pedal.
