Silverado 1500 2WD V8-5.3L VIN B HO (2006)
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.
13. Disconnect the transmission oil cooler lines.
14. Plug the transmission oil cooler line fittings.