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Fuel level communication issue
Complaint of "Fuel light is constantly illuminated and gauge reads 'E'". No codes in PCM or IPC. Data PIDS in PCM- fuel level sensor- 54%, rear fuel sensor rear- 1.55V. The fuel level sensor voltage PID is missing. Disconnecting the rear sensor causes reading ... Login to read more. 
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16 Replies Received
16 Replies Received
| Engine | 6.6 L |
| Trans | 5-speed Automatic (Electronic) |
Vehicle Data
2002 GMC Sierra 3500 SL 6.6L
| Engine | 6.6 L |
| Trans | 5-speed Automatic (Electronic) |
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