GMC 3500 HD 6591 SPN Fault Code

Name:

Engine Fuel 1 Injector Metering Rail 2 Pressure 1

Description:

The pressure of fuel measured by first rail pressure sensor in the metering rail 2 as delivered from the supply pump to the injector metering intake.Note: This is for the rail pressure from the 1st rail pressure sensor. This may be different than SPN 1349 when used in multiple rail pressure sensor configurations. In an application with only one rail pressure sensor, SPN 1349 will be used. However, in an application with multiple rail pressure sensors, SPN 1349 data will be arbitrated from rail pressure sensors 1 and 2 in metering rail 2.

GMC 3500 HD 6591 spn fault code name is Engine Fuel 1 Injector Metering Rail 2 Pressure 1. If you don't take the time to look into GMC 3500 HD 6591 spn fault when it arises, it can add up quickly. One small issue like GMC 3500 HD 6591 can cause a larger component to become damaged without taking the time to investigate. If you suspect your truck is suffering from one of these issues, look into replacing those small components to save money down the road.

Note: The name and description of GMC 3500 HD 6591 code represents text descriptions for faults supported by another coding system and does not necessarily comply with SAE J1939. For a specific engine manufacturer's explanation for codes, please consult the engine's technical manual. See also other spn codes.

GMC 3500 HD 6591 SPN Fault Code

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