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Notes On Intermittents

Manipulate switch wiring while observing the "°C" status light. If the fault is induced, the "°C" light will flash on. Repair intermittent open in circuit No. 108.

NOTE: For diagnostic chart, see Fig 1 . For circuit identification, see Fig 2 .
Fig 1: Identifying ECM Input EI80: Third Gear Switch Flow Chart
G00097068Courtesy of GENERAL MOTORS CORP.
Fig 2: Identifying ECM Input EI80: Third Gear Switch Flow Chart Circuit
G00097069Courtesy of GENERAL MOTORS CORP.