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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1329 (Hybrid Engine Electrical System (Hp2)) >> Description and Operation >> Charging System Description and Operation >> Charging System Components >> Engine Control Module (ECM)

Engine Control Module (ECM)

WARNING: This page is about a different car, the 2009 GMC Sierra and 2009 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The ECM receives control decisions based on messages from the BCM.