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Home >> Chevrolet >> 2003 >> Impala LS >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Controls Self-Diagnostics - 3.4L) >> Self-Diagnostic System >> Powertrain Control Module Location

Powertrain Control Module Location

WARNING: This page is about a different variant/trim than selected.

On Alero & Grand Am, the PCM is located below the instrument panel, next to the Data Link Connector (DLC). On Impala & Monte Carlo, the PCM is located in Left side of the engine compartment, forward of the strut tower, inside the air filter box.

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