CTS Sedan RWD V6-3.0L (2010)
5. Remove the purge solenoid valve bracket.
6. Disconnect the purge line (1) from the intake manifold (2).
7. Remove the throttle body harness electrical harness retainer (1).
8. Disconnect the throttle body electrical connector (2).
9. Remove the intake manifold brace bolts (1).
10. Remove the intake manifold brace.