2000 Gmc Jimmy Fuel Gauge Will Fluxuate Back Forth While Setting Running Down

113 MILES
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ANONYMOUS
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fuel gauge will fluxuate back and forth while setting running or going down road no matter how much gas is in the tank, usually 1/2 to full it goes up and back! never know true level of gas in tank????
Apr 3, 2013 at 2:13 PM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
sender is faulty or you have a broken baffle in the tank

Roy
Apr 3, 2013 at 2:32 PM
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