No Reverse or Slips In Reverse
NO REVERSE OR SLIPS IN REVERSE1. Improper fluid level.
2. Damaged or improperly adjusted manual linkage.
3. Play in halfshafts, constant velocity joints, or engine mounts.
4. Improper oil pressure control.
5. Damaged or worn reverse clutch.
6. Loose valve body.
7. Valve body sticking or dirty.