ION L4-2.4L (2007)
Important: Verify that the orifice plate is correctly positioned in the HVAC module. Verify that the lower HVAC case is properly
positioned and is fully seated on the HVAC module before installing the screws. Install all of the lower HVAC case screws.
2. Install the lower HVAC case.
Notice: Refer to Fastener Notice.
3. Install the lower HVAC case screws.
Tighten the screws to 1.8 N.m (15 lb in).
4. Close and secure the passenger compartment filter door.
5. Inspect the foam heater core seal on the lower HVAC case. If damaged, replace using Kent Industries adhesive black foam tape P/N 46480 or
equivalent.
6. Install the heater core into the HVAC module.
