CTS RWD V8-6.2L SC (2009)
6. Using the J-22805-B - Brake Booster Holder (1), rotate the power vacuum brake booster clockwise until the locking tab (2) engages the booster
bracket flange.
Ensure the booster locking tab fully engages in the bracket.
7. Remove the J-22805-B - Brake Booster Holder from the power vacuum brake booster and discard the master cylinder nuts.
8. Connect the power vacuum brake booster check valve and hose assembly (1).
If necessary, a small amount of denatured alcohol may be used as a lubricant for assembly. Do not use soap.