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Home >> Cadillac >> 2005 >> CTS Base, 3.6 7, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Controls - 2.8L - Introduction) >> Description and Operation >> Engine Control Module (ECM) Description >> Emissions Diagnosis For State I/M Programs

Emissions Diagnosis For State I/M Programs

WARNING: This page is about a different variant/trim than selected.

This OBD II equipped vehicle is designed to diagnose any conditions that could lead to excessive levels of the following emissions:

Should this vehicles on-board diagnostic system (ECM) detect a condition that could result in excessive emissions, the ECM turns ON the MIL and stores a DTC that is associated with the condition.

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