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Home >> Pontiac >> 2005 >> Aztek Base, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle (DTC P0742 To DTC P1819) >> DTC Tests >> DTC P1621 (3.6L) >> DTC Descriptor

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P1621 Transmission Control Module (TCM) Long Term Memory Performance

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