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Home >> Cadillac >> 2006 >> XLR Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 27 (Engine Control System - 4.6L (LH2) - Introduction) >> Description and Operation >> Throttle Actuator Control (TAC) System Description >> Engine Control Module

Engine Control Module

WARNING: This page is about a different car, the 2004 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.

The engine control module (ECM) determines the driver's intent and then calculates the appropriate throttle response.

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