K 1500 Yukon XL 4WD V8-5.3L VIN T (2001)
Spark Plug: Service and Repair
Spark Plug Wire Replacement
REMOVAL PROCEDURE
1. Disconnect the spark plug wire at each spark plug.
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Twist each spark plug wire 1/2 turn.
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Pull only on the boot in order to remove the wire from each spark plug.
2. Disconnect the spark plug wire from the ignition coil.
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Twist each spark plug boot 1/2 turn.
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Pull only on the boot in order to remove the wires from the ignition coil.
SPARK PLUG WIRE LENGTH V8
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The Melco(R) (square design) uses a spark plug wire (1) that is 145 mm (5.70 in) length cable seal to cable seal.
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The Delphi(R) (round design) uses a spark plug wire (2) that is 110 mm (4.30 in) length cable seal to cable seal.