GMC Sierra 1500 4405 SPN Fault Code

Name:

Aftertreatment 2 Diesel Exhaust Fluid Doser Fault Suppression Request

Description:

Used if external devices can warn of conditions that require suppression of potential faults in the doser due to environmental conditions.00b = Error suppression off 01b = Error suppression on 10b = Reserved 11b = Not available

GMC Sierra 1500 4405 spn fault code name is Aftertreatment 2 Diesel Exhaust Fluid Doser Fault Suppression Request. If you don't take the time to look into GMC Sierra 1500 4405 spn fault when it arises, it can add up quickly. One small issue like GMC Sierra 1500 4405 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 Sierra 1500 4405 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.

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