Case: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Case | ||||
| THM-700-R4 (4L60-4L60E) | 9.8 | 6.8 | B | Includes: R&R Transmission. |
| Note | ||||
| With Skid Plate, Add | 0.5 | 0.3 | B | |
| 4L80E | 8.0 | 5.5 | A | Includes: R&R Transmission. |
| Note | ||||
| With Skid Plate, Add | 0.4 | 0.2 | A |