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Re: What are the main hurdles to diagnosing new systems?
Posted to Technical Theory Forum on 12/2/2019

Hi Andrew. In regard to airflow through un-throttled diesel engines, the GM Induction System Leak Indicator (ISLI) parameter in GDS 2 that was previously Air Equivalency Ratio Command, is a useful diagnostic PID.

Assessing low pressure induction system leaks... Login to read more.