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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 401 (Engine Controls - Self Diagnostics - 8.1L) >> Diagnostic Tests >> DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 & P2610: Pcm Memory >> Description

DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 & P2610: 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.

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