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Home >> Chevrolet >> 2018 >> Impala Premier, Gas >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Automatic Transmission - 6T45 (MHG) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P171D >> Diagnostic Fault Information

Diagnostic Fault Information

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NOTE:

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

Component DTC Condition
Automatic Transmission Auxiliary Fluid Accumulator P171D Damaged component:
  • Transmission Accumulator Solenoid Valve - Stuck
  • Seal Ring - Worn

The Automatic Transmission Auxiliary Fluid Accumulator is only serviced as an assembly
1234 Clutch Assembly P171D, P2714 Damaged component:
  • Seal Ring - Worn
  • Clutch Plates - Worn
Check Valve P171D Stuck or Leaking
Automatic Transmission Case P171D, P2714 Damaged component:Worn or broken - 1234 Clutch Retainer Spring retaining tabs
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