Titan 4WD V8-5.6L (VK56DE) (2006)
3. Remove the four screws and remove the heater core cover.
4. Remove the heater core pipe bracket.
5. Remove the heater core.
NOTE: If the in-cabin microfilters are contaminated from coolant leaking from the heater core, replace the in-cabin microfilters with new ones
before installing the new heater core.
INSTALLATION
Installation is in the reverse order of removal.