Extension Housing: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| THM 700-R4 (4L60-4L60E) | 2.8 | 2.0 | B | |
| Note | ||||
| With Folding Top, Add | 0.7 | 0.5 | B | |
| To Replace Bushing, Add | 0.2 | 0.1 | B |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| THM 700-R4 (4L60-4L60E) | 2.8 | 2.0 | B | |
| Note | ||||
| With Folding Top, Add | 0.7 | 0.5 | B | |
| To Replace Bushing, Add | 0.2 | 0.1 | B |