Yukon XL 4WD V8-5.3L (2011)
2. Install the ignition coil bolts.
Tighten the bolts to 10 Nm (89 lb in).
3. Install the spark plug wire to the ignition coil.
4. Inspect the spark plug wire for proper installation:
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Push sideways on each boot in order the inspect the seating.
*
Reinstall any loose boot.
5. Connect the ignition coil wiring harness electrical connector (1) to the ignition coil.
6. Install the intake manifold sight shield. Refer to Upper Intake Manifold Sight Shield Replacement See: Engine, Cooling and
Exhaust/Engine/Intake Manifold/Service and Repair/Upper Intake Manifold Sight Shield Replacement.
