Trouble Shooting

Verify customer's complaint. Check all system related fuses and relays. Operate all switches several times while observing operation of all door locks. Check for mechanical binding by manually operating door locks. Check for misaligned door(s). Check battery condition and battery terminals. Check connectors for loose or corroded terminals. Check for good clean connections at chassis ground point locations. See WIRING DIAGRAMS  . Repair as necessary. If problem remains after visual inspection repair(s), diagnose by symptom. See SYMPTOM INDEX  table under SYSTEM TESTS.