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Home >> Chevrolet >> 1999 >> Lumina V6-3.8L VIN K >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data, Normal Values and Definitions >> Scan Tool Data Definitions - Powertrain Systems >> Desired Idle Speed
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Desired Idle Speed

Scan Tool Range 0 to 3187 RPM. The Desired Idle Speed display represents the PCM commanded engine idle speed. To keep the engine at the desired idle speed, the PCM compensates for various engine loads based on engine coolant temperature.
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