Yukon XL 4WD V8-5.3L (2011)
Ignition Coil: Service and Repair
Ignition Coil Replacement
Removal Procedure
1. Remove 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.
2. Disconnect the ignition coil wiring harness electrical connector (1) from the ignition coil.
3. Remove the spark plug wire from the ignition coil.
*
Twist the spark plug wire boot a 1/2 turn.
*
Pull only on the boot in order to remove the wire from the ignition coil.
4. Remove the ignition coil bolts.
