LSS V6-3.8L VIN K (1997)
Brake Master Cylinder: Service and Repair
Brake Fluid Reservoir Replacement
ABS Master Cylinder Components
REMOVE OR DISCONNECT
1. Electrical connector from fluid level sensor.
2. Drain brake fluid from master cylinder reservoir.
3. Tap back pins until clear of reservoir. Be careful not to damage reservoir or master cylinder. If needed, loosen or remove strut cross bar for access.
4. Reservoir.
5. Seals. Inspect Reservoir for cracks or deformities. If found, replace reservoir. Clean Reservoir with clean denatured alcohol. Dry with unlubricated
compressed air.
INSTALL OR CONNECT
1. Lubricate new seals and reservoir bayonets with clean brake fluid.
2. Seals, making sure they are fully seated.
3. Reservoir onto master cylinder by pressing straight down by hand until pin holes are aligned.
4. Tap in pins to retain reservoir. Be careful not to damage reservoir or master cylinder. If strut cross bar had been loosened or removed, reinstall.
5. Fill master cylinder reservoir to full level mark using only Delco Supreme II (GM P/N 1052535) Brake Fluid, or equivalent DOT-3 brake fluid.
6. Electrical connector to fluid level sensor.
7. Bleed hydraulic system.
8. Recheck fluid level in reservoir.
