Case: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Case | ||||
| THM 400-475 (3L80-3L80HD) | 7.1 | 5.1 | A | Includes: R&R Transmission. |
| Note | ||||
| With Strut Rods, Add | 0.5 | 0.3 | A | |
| With Skid Plate, Add | 0.5 | 0.3 | A | |
| THM 700-R4 (4L60-4L60E) | 7.9 | 5.9 | B | Includes: R&R Transmission. |
| Note | ||||
| With Skid Plate, Add | 0.4 | 0.2 | B |