Engine shuts off when transmission is put into gear

Good morning,

Does it shut off in reverse as well?

https://www.2carpros.com/articles/automatic-transmission-problems

If it does, the torque converter is locked up causing it to stall.

If it does not, it could be a seized clutch pack in the transmission.

Roy

1. Disconnect battery ground cable.
2. Remove air cleaner assembly, then disconnect throttle valve cable from linkage.
3. As needed, raise and support vehicle.
4. Raise, then support transmission and transfer case, if equipped.
5. Drain fluid from transmission.
6. Disconnect shift linkage assembly.
7. Disconnect driveshaft from transmission. Remove front driveshaft from transfer case, if equipped.
8. Remove catalytic converter support bracket.
9. Remove transmission crossmember attaching bolts, then the crossmember.
10. Lower transmission enough to reach other components. When lowering transmission to gain access to other components, do not stretch or damage any cables, wires or other components.
11. Remove dipstick tube and seal. Cover transmission dipstick bore to prevent dirt from entering
12. Disconnect speedometer cable from transmission.
13. Disconnect vacuum modulator line from transmission, if equipped.
14. Label, then disconnect all electrical connectors from transmission assembly.
15. Disconnect, then cap transmission fluid cooler lines.
16. Remove transfer case shifter and position aside, if equipped.
17. Remove dampener and support, if equipped.
18. Note location of transmission support braces, then remove braces. Support braces must be installed in their original locations.
19. Remove torque converter housing cover attaching bolts, then the cover.
20. Using a piece of chalk or equivalent, mark flywheel and torque converter from assembly alignment.
21. Support engine assembly using a suitable jack.
22. Remove flywheel to torque converter attaching bolts.
23. Remove transmission bellhousing to engine block attaching bolts. Note positions of any brackets or clips for assembly.
24. Slowly and carefully slide transmission assembly rearward, off locating pins, then install torque converter holding fixture tool No. J-21366 or equivalent.
25. Reverse procedure to install. Tighten torque converter attaching bolts. Torque transmission to engine attaching bolts to 35 ft. lbs.