No 1-2 Shift (Automatic)
NO 1-2 SHIFT1. Powertrain Control Module (PCM) damaged.
2. Shift solenoid No. 1 wiring short or open.
3. Main regulator valve stuck, nicked, or damaged.
4. 1-2 shift valve stuck, nicked, or damaged.
5. Intermediate clutch shuttle valve stuck, nicked, or damaged.
6. 1-2 capacity modulator valve stuck, nicked, or damaged.
7. No. 10 check ball missing or damaged.
8. Control assembly bolts improperly torqued.
9. Intermediate clutch tap plug loose or missing.
10. Driven sprocket support seals damaged or missing or holes are blocked.
11. Intermediate clutch assembly clutch plates damaged or missing.
12. Intermediate clutch assembly wave spring damaged or missing.
13. Intermediate clutch assembly piston or seals damaged.
14. Intermediate clutch assembly ball check assembly stuck, damaged, or missing.
15. Intermediate clutch assembly clutch cylinder damaged.
16. Direct/intermediate clutch hub seals damaged or missing or holes blocked.
17. Front carrier damaged.