Aspen 4WD V8-5.7L Hybrid (2009)
5. Remove the four mounting nuts (2) from the master cylinder (1).
6. Remove the master cylinder.NOTE: Gently ease the master cylinder AND reservoir assembly away from the booster, During removal the
master cylinder should be kept as perpendicular to the front of the booster as possible to avoid excess interference with the booster output
rod and in order not to dislodge the output rod (2) from its seat inside the booster.
With ESP
WITH ESP
1. Depress the brake pedal five times to deplete any vacuum that may remain in the booster unit.
2. Siphon and drain the fluid from the reservoir.
3. Disconnect the electrical connector (4) for the low fluid level.