Sierra Denali AWD V8-6.0L VIN N (2004)
6. Remove the transmission crossmember bolts/nuts.
7. Remove the transmission crossmember.
8. Loosen the left exhaust pipe nuts.
9. Loosen the right exhaust pipe nuts.
10. Remove the insulator nuts and insulator from the bracket.
11. Remove the exhaust pipe hanger bracket bolts and bracket.
12. Lower the transmission slightly.