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Notes On Intermittents

Select ECM input EI83 and observe the status light while holding set/coast button in and manipulating wiring. If the fault is induced, the status will jump from "HI" to "LO". Repair intermittent open in circuit No. 84.

NOTE: For diagnostic chart, see Fig 1 . For circuit identification, see Figure .
Fig 1: Identifying ECM Input EI83: Cruise Control Set/Coast Switch Flow Chart
G00097074Courtesy of GENERAL MOTORS CORP.