Valve Body: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| 3 Speed | 1.8 | 1.3 | B | |
| 4 Speed, L4N71B & E4N71B | 1.8 | 1.3 | B | |
| Overhaul/Rebuild | ||||
| 3 Speed | 4.3 | 3.1 | B | |
| 4 Speed, L4N71B & E4N71B | 4.3 | 3.1 | B |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| 3 Speed | 1.8 | 1.3 | B | |
| 4 Speed, L4N71B & E4N71B | 1.8 | 1.3 | B | |
| Overhaul/Rebuild | ||||
| 3 Speed | 4.3 | 3.1 | B | |
| 4 Speed, L4N71B & E4N71B | 4.3 | 3.1 | B |