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Home >> GMC >> 2024 >> Terrain SLT, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (Automatic Transmission - 6T40 (MNH) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0751 or P0752 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2024 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

The components are listed from the least to the most intrusive to service.

Component DTC Condition
Q8 Control Solenoid Valve Assembly P0751 or P0752
  • Q32A Shift Solenoid Valve 1 - Binding or Sticking/Stuck
  • Control Solenoid Valve Assembly Filter Plate - Blocked by debris/Restricted or Cracked
  • O-Ring - Leaking
Control Valve Body P0751
  • Clutch Selector Valve Bore Plug - Incorrect - Small
  • Check ball #1 missing or damaged.
P0751orP0752
  • 1-R and 4-5-6 Clutch Regulator Valve - Binding or Sticking/Stuck
  • Clutch Selector Valve - Binding or Sticking/Stuck
Control Valve Channel Plate P0751orP0752 Oil Channels or Orifices - Blocked by debris/Restricted
Control Valve Channel Plate Spacer Plate P0751orP0752 Oil Channels or Orifices - Blocked by debris/Restricted
Output Carrier Assembly P052 Pinion Pins - Incorrect installation
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