K 1500 Yukon 4WD V8-5.3L VIN Z Flex Fuel (2003)
8. Remove the ignition coil bracket studs.
9. Remove the ignition coil bracket.
10. Remove the Positive Crankcase Ventilation (PCV) hose.
11. Loosen the valve rocker arm cover bolts.
12. Remove the valve rocker arm cover.