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Home >> Cadillac >> 2009 >> Escalade Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Control System & Fuel - Hybrid (Hp2) 6.0L (LFA) - Introduction) >> Description and Operation >> Evaporative Emission Control System Description >> Check Gas Cap Message

Check Gas Cap Message

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The control module sends a class 2 message to the driver information center (DIC) illuminating the Check Gas Cap message when a malfunction in the evaporative emission (EVAP) system and a large leak test fails.

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