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Home >> Chevrolet >> 1998 >> Chevy Express G2500, Van Cargo, 4L60E/M30 >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Keyless Entry System - Remote >> Testing >> All Power Door Locks Inoperative

All Power Door Locks Inoperative

  1. Remove power door lock relay located behind right kick panel. Connect test light between ground and power door lock relay terminal "C" (Orange wire). If test light illuminates, go to next step. If test light does not illuminate, repair open circuit in Orange wire.
  2. Connect test light between power door lock relay terminal "D" (Black wire) and ground. If test light illuminates, go to next step. If test light does not illuminate, repair open circuit in Black wire.
  3. Disconnect left front door lock actuator motor connector. Connect test light between Gray wire at motor connector terminal "B" and relay terminal "E". If test light illuminates, replace power door lock relay. If test light does not illuminate, repair open circuit in Gray wire.