Control Valve: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| 4T40E | 3.0 | 2.3 | A | Does Not Include Time To Adjust Toe. |
| NOTE | ||||
| With AC, Add | 1.2 | 1.1 | A | |
| With Compressed Natural Gas, Add | 0.5 | 0.4 | A |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| 4T40E | 3.0 | 2.3 | A | Does Not Include Time To Adjust Toe. |
| NOTE | ||||
| With AC, Add | 1.2 | 1.1 | A | |
| With Compressed Natural Gas, Add | 0.5 | 0.4 | A |