No Third Gear - D3
WARNING: This page is about a different car, the 2009 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
| Checks | Causes |
|---|---|
| 1-2 Shift Solenoid Valve |
|
| 2-3 Shift Solenoid Valve |
|
| 3-4 Shift Valve Bore Plug | Misassembled |
| 3rd Clutch Piston | Cracked, damaged, checkball damage |
| 3rd Clutch Plates | Burned, splines damaged |
| 3rd Clutch Seals on Piston | Cut or rolled |
| Checkballs | Missing or stuck |
| Driven Sprocket Support | Valve improperly installed |