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Home >> Chevrolet >> 1990 >> APV >> Repair and Diagnosis >> Body & Frame >> Door Locks - Power >> Troubleshooting >> One Door Lock Inoperative >> Control Switch Test

Control Switch Test

  1. Hold control switch in LOCK position. Check for voltage at control switch connector on appropriate wire between control switch and lock actuator. If there is voltage, go to step 2). If there is no voltage, replace control switch.
  2. Hold control switch in UNLOCK position. Check for voltage at control switch connector on appropriate wire between control switch and lock actuator. If there is voltage, go to LOCK ACTUATOR TEST. If there is no voltage, replace control switch.
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