lemon-mirror:
Home >> GMC >> 1995 >> Rally G2500, 6.5 P >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window System >> Testing >> Power Window System >> Direction

Power Window System: Direction

  1. Turn ignition on. Connect test light between Pink wire at left window switch connector and ground. If test light does not illuminate, service and repair open circuit in Pink wire. If test light illuminates, go to next step.
  2. Connect test light between Pink and Black wires at left window switch connector. If test light does not illuminate, service and repair open circuit in Black wire from left window switch connector to bus bar ground connector. If test light illuminates, go to next step.
  3. Move and hold left window switch in UP position. Connect test light from Brown wire at left window switch connector to ground. If test light does not illuminate, service and repair open circuit in Black wire from window switch connector to bus bar ground connector. If test light illuminates, go to next step.
  4. Connect test light between Brown and Dark Blue wires at left window switch connector. If test light does not illuminate, replace left window switch. If test light illuminates, go to next step.
  5. Connect test light between Brown wire at left window motor connector and ground. If test light does not illuminate, service and repair open circuit in Brown wire between left window motor connector and left window switch connector. If test light illuminates, go to next step.
  6. Connect test light between Brown and Dark Blue wires at left window motor connector. If test light does not illuminate, service and repair open circuit in Dark Blue wire between left window motor connector and left window switch connector. If test light illuminates, replace left window motor.
· About lemon-mirror