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1998 Chevrolet K3500 Cheyenne 7.4L Fuel Gauge Erratic
the problem is that the balance module does not always pump from the rear tank, and that the fuel guage is erratic. i can see how the balance module effects the gauge, when i vary the voltage at the purple wire going to the vcm, the guage moves up and down. ha...
FIX posted 5/30/2008
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GBJK34J0W |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / PORT INJECTION |
| Emissions | OBD-II Compliant |
| Symptoms | Fuel Gauge Erratic |
| Occurs | Intermittently |
| Misc. | Has Dual Tank With Balance Module |
Trouble Codes
| P0462 | Fuel Level Sensor Circuit Low Voltage |
Message Closed w/FIX
Vehicle Data
1998 Chevrolet K3500 Cheyenne
| VIN | 1GBJK34J0W |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / PORT INJECTION |
| Emissions | OBD-II Compliant |
| Symptoms | Fuel Gauge Erratic |
| Occurs | Intermittently |
| Misc. | Has Dual Tank With Balance Module |
Trouble Codes
| P0462 | Fuel Level Sensor Circuit Low Voltage |
Video