light flashes and gauge goes up and down
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1999 Isuzu Amigo Question: fuel gauge not working properly
Answer #1Convoy Auto Repair & Towing (35 Answers) , San Diego, CA - (858) 560-9131ConvoyAuto August 01, 2011, 16:17Technician
It sounds like you are having a problem with the fuel sending circuit. A test can be down to determine the root cause and the correct repair. This test runs $ 69.95
Answer #2DR.RECO from Reco's Renches, August 01, 2011, 21:37Journeyman
Hello it is your fuel sending unit in the fuel tank that has failed and is not reading properly i would also recommend to replace the fuel pump before it also fails.HAVE A BLESS DAY from DR. RECO.