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Terrain AT4
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Repair and Diagnosis
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Transmission
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Automatic Trans
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Automatic Transmission - 9T45 (M3U) Or 9T50 (M3D M3H) - Diagnostic Information And Procedures (1 Of 2)
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Diagnostic Information and Procedures
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DTC P0746 or P0747
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Diagnostic Aids
Diagnostic Aids
High resistance in the circuits of the component Q77A may set DTC P0746 without setting control circuit DTC(s).
A speed sensor reporting an incorrect direction could cause a clutch stuck Off DTC before setting a speed sensor DTC.