Impala V6-3.9L (2007)
9. Install the ignition coil bracket to intake manifold bolts.
Tighten the bolts to 25 N.m (18 lb ft).
10. Install the MAP sensor and bracket.
11. Install the MAP sensor bracket/upper intake manifold bolts.
Tighten the bolts to 25 N.m (18 lb ft).
12. Install the EVAP canister purge solenoid valve.
13. Install the EVAP canister purge solenoid valve bolt.
Tighten the bolts to 16 N.m (12 lb ft).