Heater Core: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Auxiliary Heater | 1.1 | 0.6 | B | Does Not Include: Freon Recovery Or Evacuate & Recharge AC System. |
| Main Heater | ||||
| Without AC | 3.3 | 1.7 | B | Does Not Include: Freon Recovery Or Evacuate & Recharge AC System. |
| With AC | 4.1 | 2.6 | B | Does Not Include: Freon Recovery Or Evacuate & Recharge AC System. |