Avalanche 1500 2WD V8-5.3L (2008)
8. Install the vacuum hose to the check valve (3).
9. Connect the electrical connectors to the DOD sensor (1) and the active booster connector (2).
10. Install the master cylinder.
11. Install the 2 master cylinder nuts.
Tighten the nuts to 33 N.m (24 lb ft).