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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (Automatic Transmission - 6T45 (MH7) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P2723 or P2724 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. 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 P2723, P2724
  • Q27E Pressure Control Solenoid Valve 5 - Binding or Sticking/Stuck
  • Control Solenoid Valve Assembly Filter Plate - Blocked or Cracked
  • O-Ring - Leaking
Control Valve Channel Plate P2723 Oil Channels or Orifices - Clogged/Restricted
Control Valve Channel Plate Spacer Plate P2723 Oil Channels or Orifices - Clogged/Restricted
Control Valve Body P2723, P2724 1-2-3-4 Clutch Regulator Valve - Binding or Sticking/Stuck
Automatic Transmission Fluid Filter P2723 Oil Filter Assembly Pipe Seal - Leaking
Torque Converter with Fluid Pump Housing Assembly P2723 Transmission Fluid Pump Housing - Scored/Worn
1-2-3-4 Clutch Backing Plate Retaining Ring P2723 Retaining Ring - Not seated correctly
Output Sun Gear Assembly P2723 Output Sun Gear - Broken Weld
1-R and 1-2-3-4 Clutch Housing Assembly P2723
  • 1-2-3-4 Clutch Piston - Cracked
  • 1-2-3-4 Clutch Piston Seal - Leaking
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