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2004
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Colorado 4WD L4-2.8L VIN 8
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Repair and Diagnosis
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Power and Ground Distribution
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Diagram Information and Instructions
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Truck Zoning
Truck Zoning
TRUCK ZONING
All grounds, in-line connectors, pass-through grommets, and splices have identifying numbers that corresponds to where they are located in the vehicle. The following table explains the numbering system.