Commander 2WD V8-5.7L (2008)
9. Remove the bolt (7) that secures the heater tubes to the heater core (8).
10. Disconnect the heater core tubes from the heater core and remove and discard the O-ring seals.
11. Install plugs in, or tape over the opened heater core ports.
12. Carefully pull the heater core out of the HVAC air distribution housing.
13. If required, remove the heater core tubes from the vehicle.
