Impala V8-53L (2008) Air Cleaner Fresh Air Duct/Hose Service and Repair
3. Install the air inlet duct to the throttle body.
4. Tighten the air inlet duct clamp at the throttle body.
Tighten the clamp to 3 N.m (27 lb in).
5. Connect the PCV tube to the air inlet duct.