Heater Core: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Auxiliary Heater | ||||
| Heater Core | ||||
| Without Extended Length | 2.7 | 2.0 | B | |
| With Extended Length | 2.1 | 1.6 | B | |
| Main Unit | 8.0 | 0.0 | B |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Auxiliary Heater | ||||
| Heater Core | ||||
| Without Extended Length | 2.7 | 2.0 | B | |
| With Extended Length | 2.1 | 1.6 | B | |
| Main Unit | 8.0 | 0.0 | B |