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2024
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Terrain SLT, FWD
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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 P0776 or P0777
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DTC Descriptor
DTC Descriptor
DTC P0776
Transmission Control Solenoid Valve 2 Stuck Off
DTC P0777
Transmission Control Solenoid Valve 2 Stuck On