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Home >> Pontiac >> 2007 >> Solstice GXP, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Automatic Transmission - 5L40-E/5L50-E - DTC P0973 To DTC P2764) >> DTC P0974 >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different variant/trim than selected.

DTC P 0974 may set when a communication fault exists between the ECM and TCM. Inspect for DTCs U 2100, U 2104, U 2105 and U 2106. If any of these DTCs are present, diagnose them first.

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