Cutlass Ciera V6-3100 3.1L VIN M SFI (1996)
jumper wire, then turn on ignition.
3. If gauge reads empty, remove fuel tank and inspect wiring to sending unit. If wiring and connections are satisfactory, replace tank unit.
4. If gauge still shows full, disconnect front body harness connector and ground fuel gauge wire terminal in instrument panel side of connector.
5. If gauge still reads full, check for loose connection in cluster, open (crack) in printed circuit or defective gauge. If gauge reads empty, locate and
repair open or poor connection between front body connector and tank unit connector.