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2003
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Yukon Base, 5.3 Z, 4WD
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Repair and Diagnosis
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General Information
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Specifications Index
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Common Specs & Procedures
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Ignition System
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Firing Order & Cylinder Identification
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Firing Order Specification
Firing Order Specification
NOTE:
Engines are equipped with a coil on each spark plug and connected with a short high tension wire.
See
FIRING ORDER & CYLINDER IDENTIFICATION
.
Fig 1: Identifying Cylinder Configuration & Firing Order (8-Cyl)
Courtesy of GENERAL MOTORS CORP.