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1. Apply the park brake and block the wheels. 2. Depress brake pedal at least 10 times in order to relieve pressure in the accumulator. 3. Remove the master cylinder from the hydraulic booster. Refer to Master Cylinder Replacement (JD9, JF3, JF7) or Master Cylinder Replacement (JH6, JH7). Fig. 41: View Of Accumulator With C-Clamp 4. Place the J 26889 over the end of the accumulator. See Special Tools. replace an inoperative accumulator with a new one. Dispose CAUTION: Push rod removal is not recommended. Improper staking of the push rod to the Hydroboost reaction piston can result in a
2008 Chevrolet Silverado 1500 2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
5. Install the nut on the stud. 6. Depress the accumulator with a C-clamp. If the accumulator does not move with moderate pressure, remove the C-clamp and depress the brake pedal ten times in order to relieve Fig. 42: Identifying Brake Booster Retaining Ring & Access Hole 7. Rotate the retaining ring (2) until either end of the ring is under the access hole (1). 8. Depress and hold the retaining ring (2) with a small tool inserted into the access hole (1).
2008 Chevrolet Silverado 1500 2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 43: Identifying Accumulator Components 9. Remove the accumulator retainer ring (1) using a small hook shaped tool.
2008 Chevrolet Silverado 1500 2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 44: View Of Accumulator With C-Clamp 10. Release the C-clamp. 11. Remove the nut from the stud. 12. Remove the J 26889 . See Special Tools.
2008 Chevrolet Silverado 1500 2008 BRAKES Hydraulic Brakes - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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