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Home >> GMC >> 1996 >> C3500 HD 6.5 F, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel - Gasoline >> Testing >> Fuel Gauge >> Fuel Gauge Does Not Change Position On Scale (Dual Tanks)

Fuel Gauge Does Not Change Position On Scale (Dual Tanks)

  1. Turn ignition on. Disconnect fuel pump balance module connector. Connect test light between fuel pump balance module connector terminal "A" (Pink wire) and ground. If test light comes on, go to next step. If test light does not come on, repair open circuit in Pink wire.
  2. Connect test light between fuel pump balance module connector terminal "E" (Black/White wire) and ground. If test light comes on, replace fuel pump balance module. If test light does not come on, repair open circuit in Black/White wire.