Heater Core: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Auxiliary Heater | 1.4 | 0.9 | B | Does Not Include: Refrigerant Recovery Or Evacuate & Recharge AC System. |
| Main Heater | ||||
| Without AC | 4.0 | 2.7 | B | Does Not Include: Refrigerant Recovery Or Evacuate & Recharge AC System. |
| With AC | 4.0 | 2.7 | B | Does Not Include: Refrigerant Recovery Or Evacuate & Recharge AC System. |