Heater Core: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Main System | 5.7 | 4.2 | B | Does Not Include: Refrigerant Recovery Or Evacuate & Recharge AC System. |
| Auxiliary System | 1.9 | 0.0 | B | Does Not Include: Refrigerant Recovery Or Evacuate & Recharge AC System. |