Sierra 1500 4WD V8-6.0L (2007)
6. Place a suitable drain pan under the oil pan drain plug.
7. Remove the oil pan drain plug (430).
8. Allow the oil pan to drain completely.
9. Re-install the oil pan drain plug until snug.
10. Place the drain pan under the oil filter.
11. Remove the oil filter (437).
12. Allow the oil to drain completely.
13. Re-install the oil filter until snug.
