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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 85 (Engine Controls - Self-Diagnostics - 8.1L) >> Diagnostic Tests >> DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681 & P1683: Pcm Memory >> Description

DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681 & P1683: Pcm Memory: Description

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This diagnostic applies to internal microprocessor integrity conditions within the Powertrain Control Module (PCM). This diagnostic also addresses if the PCM is not programmed. The following DTCs are diagnosed in this DTC test:

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