No First Gear D2, D3, D4. Cadillac Concours 1997

For 1990-2009 cars

Checks | Causes
--- | ---

1-2 Shift Solenoid Valve

• | Debris, or failed OFF

• | Pinched or damaged wires, inoperative

1-2 Shift Valve | Stuck in upshifted position
Checkball No. 8 | Missing
Checkballs | Missing from FWD/coast clutch
Forward Clutch Piston | Damaged or cracked
Forward Clutch Piston Seals | Rolled, cut or damaged
Forward Sprag | Damaged, not holding
FWD/CC Studs | Damaged, broken
FWD/CC Support Seals | Damaged
Lo/Rev Servo Apply Pin | Apply pin damage
Lo Roller Clutch | Worn or damaged
Support Housing Seal Rings | Leaking, damaged or cut