CTS RWD V6-3.6L (2008)
2. Position a new hose clamp (1) to the vacuum brake booster hose.
3. Install the vacuum hose (2) to the vacuum port on the LH side of the intake manifold.
4. Using a suitable tool, compress the clamp to secure the vacuum brake booster hose to the vacuum port fitting.
5. Install the check valve to the vacuum brake booster hose, if removed.
6. Install the check valve (1) to the vacuum brake booster.
If necessary, a small amount of denatured alcohol may be used as a lubricant for assembly. Do not use soap.