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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (Automatic Transmission - 6L90 (MYD) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P2714 or P2715 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. 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 P2714, P2715
  • Q27D Pressure Control Solenoid Valve 4 - Binding or Sticking/Stuck
  • Control Solenoid Valve Assembly Filter Plate - Blocked or Cracked
  • O-Ring - Leaking
Control Valve Channel Plate P2714 Oil Channels or Orifices - Restricted
Control Valve Channel Plate Spacer Plate P2714 Oil Channels or Orifices - Restricted
Control Valve Body P2714, P2715 2-6 Clutch Regulator Valve - Binding or Sticking/Stuck
Automatic Transmission Fluid Filter P2714 Oil Filter Assembly Pipe Seal - Leaking
Torque Converter with Fluid Pump Housing Assembly P2714 Transmission Fluid Pump Housing - Scored/Worn
2-6 Clutch Backing Plate Retaining Ring P2714 Retaining Ring - Not seated correctly
Output Sun Gear Assembly P2714 Output Sun Gear - Broken Weld
2-6 Clutch Assembly P2714
  • 2-6 Clutch Piston Assembly - Cracked
  • 2-6 Piston Seal - Leaking
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