F 150 Heritage 4WD Pickup V6-4.2L VIN 2 (2004)
8. Remove the six crossmember-to-frame nuts and bolts (three on each side).
9. Remove the transmission mount-to-crossmember nuts and remove the crossmember.
5.4L engines
10. Remove the nut from the exhaust bracket.
4.6L engines
11. Remove the nut from the exhaust bracket.
All engines
12. Remove the two bolts, the rear transmission mount and the exhaust hanger.
13. Lower the transmission to access the extension housing bolts.