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Home >> Chevrolet >> 2005 >> Uplander Base, Van Cargo Extended >> Repair and Diagnosis >> External Pages >> Different car >> Section 21 (Engine Control System - 2.2L (L61) - Introduction) >> Description and Operation >> Electronic Ignition (EI) System Description >> Powertrain Control Module (PCM)

Powertrain Control Module (PCM)

WARNING: This page is about a different car, the 2005 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

The PCM controls all ignition system functions, and constantly corrects the spark timing. The PCM monitors information from various sensor inputs that include the following:

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