Case: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Front Case | ||||
| Auto Trans | ||||
| 3L30 | 3.3 | 2.1 | A | Includes: R&I Transfer Case. |
| 03-72LE | 3.2 | 2.2 | A | Includes: R&I Transfer Case. |
| Center Case | ||||
| Auto Trans | ||||
| 3L30 | 4.8 | 3.3 | A | Includes: R&I Transfer Case. |
| 03-72LE | 5.4 | 3.6 | A | Includes: R&I Transfer Case. |
| Rear Case | ||||
| Auto Trans | ||||
| 3L30 | 3.7 | 2.5 | A | Includes: R&I Transfer Case. |
| 03-72LE | 4.1 | 2.7 | A | Includes: R&I Transfer Case. |
| Extension Housing | 4.6 | 3.2 | B |