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Home >> Jeep >> 2023 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 85 (8P75PH Automatic Transmission - DTCS P1C6E-00 To P2880-00) >> DTC Troubleshooting >> P1D9C-00 Incorrect Gear Ratio: Clutch "A" Or "C" Defective >> Possible Causes

Possible Causes

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Possible Causes
TRANSMISSION FLUID LEVEL
INTERNAL TRANSMISSION FAILURE

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .