Notes On Intermittents

With the cruise switch in the "ON" position, observe ECM input EI81. Manipulate affected wiring. If the fault is induced, the status will jump, from "HI" to "LO". Repair open in circuit No. 397.

NOTE: For diagnostic chart, seeFig 1 . For circuit identification, see Fig 2 .

Fig 1: Identifying ECM Input EI82: Cruise ON/OFF Switch Flow Chart

Courtesy of GENERAL MOTORS CORP.

Fig 2: Identifying ECM Input EO82: Cruise ON/OFF Switch Flow Chart Circuit

Courtesy of GENERAL MOTORS CORP.