cadillac Workshop Repair Guides

Cadillac Workshop Service and Repair Manuals

Engine Control Module (ECM)|Page 4542 > < Engine Control Module (ECM)|Page 4540
Page 1
background image

Engine Control Module: Description and Operation
Throttle Actuator Control (Tac) System

ENGINE CONTROL MODULE

The ECM determines the driver's intent and then calculates the appropriate throttle response. This information is sent to the TAC module through a
dedicated serial data line.

Engine Control Module (ECM)|Page 4542 > < Engine Control Module (ECM)|Page 4540