LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2002 >> Corvette V8-5.7L VIN S >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Description and Operation >> Powertrain Control Module (PCM) >> PCM Function
April 5, 2026: LEMON Manuals is launched! Read the announcement.

PCM Function

The PCM supplies a buffered voltage to various sensors and switches. The PCM controls most components with solid state switches which complete a ground circuit when turned ON.
scientia non olet · About LEMON Manuals