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Home >> Pontiac >> 2005 >> Aztek Base, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle (DTC P1820 To DTC P2764) >> DTC Tests >> DTC P1820 (3.4L) >> DTC Descriptor

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P1820 Internal Mode Switch A Circuit Low Voltage

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