Monte Carlo V6-3.8L SC VIN 1 (2004)
1. Install a new heater core foam seal (1) to the HVAC module assembly.
2. Install the heater core to the HVAC module assembly.
3. From the inside of the heater core cover, drill the dimples adjacent to the heat stakes using a 5.5 mm (7/32 in) drill bit.
4. Install the heater core cover to the HVAC module assembly.
NOTE: Refer to Fastener Notice in Service Precautions.
5. Install the heater core cover screws (2).
Tighten
Tighten all screws to 1.5 N.m (13 lb in).
