Both Windows Do Not Operate From Left Window Switch
- Disconnect left power window master switch connector. Turn ignition switch to RUN position. Connect test light between ground and left power window master switch connector terminal "L" (Yellow wire). If test light illuminates, go to next step. If test light does not illuminate, repair open in Yellow wire between left power window master switch connector and I/P fuse block.
- Connect test light between left power window master switch connector terminals "L" (Yellow wire) and "C" (Black wire). If test light illuminates, replace left window master switch. If test light does not illuminate, repair open in Black wire between left power window master switch connector and ground.