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1989
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Forward Control 6.2 J, Standard
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Ignition System - HEI/Est/ESC
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Wiring Diagrams
Wiring Diagrams
Fig 1: HEI/EST Ignition System Wiring Diagram (Includes Hall Effect Variant On 2.5L)
Courtesy of GENERAL MOTORS CORP.
Courtesy of GENERAL MOTORS CORP.