October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Transmission Mode Switch: Remove & Replace
WARNING: This page is about the Yukon Base, 4.8 C, which is a different variant/trim than selected.
TRANS ID - 6L50, 6L80E, 6L90E
| Applies To | Note | Standard Hours | Warranty Hours | Skill Level |
| Base, TOW/HAUL Switch | | 0.7 | | B |
TRANS ID - 700-R4, 4L60, 4L60E, 4L65E, 4L70E
| Applies To | Note | Standard Hours | Warranty Hours | Skill Level |
| Base, TOW/HAUL Switch | | 0.7 | | B |