Yukon 2WD V8-5.3L (2007)
9. Remove the J 22794 from the spark plug port.
Notice: Refer to Fastener Notice.
10. Hand start the spark plug.
Tighten the spark plug to 15 N.m (11 lb ft).
11. Install the spark plug wires at the ignition coil.
12. Install the spark plug wire to the spark plug.
13. Inspect the wires for proper installation:
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Push sideways on each boot in order to check for proper installation.
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Reinstall any loose boot.
14. Install the rocker arm. Refer to Valve Rocker Arm and Push Rod Replacement.
