Tahoe 4WD V8-393 6.5L DSL Turbo VIN S (1995)
Fuel Gauge: Testing and Inspection
Gauge Stays at Full or Beyond
This condition is generally caused by a open circuit between the gauge and sending unit.
1. Disconnect sender lead at fuel tank, then ground lead and turn ignition switch to the On position.
2. If fuel gauge reads empty, replace tank sending unit.
3. If gauge reads at full or beyond, locate and repair open in circuit between gauge and fuel tank. If circuit is satisfactory, replace gauge.
