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Home >> Buick >> 2002 >> Regal GS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Self-Diagnostics - 3.8L >> Diagnostic Tests >> DTC P0650: Malfunction Indicator Light Control Circuit >> Test Description
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Test Description

The number below refers to the step number in the diagnostic procedures.

  1. 11

    This vehicle is equipped with a PCM which utilizes an Electrically Erasable Programmable Read Only Memory (EEPROM). When the PCM is replaced, the new PCM must be programmed.