Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSJEEP2023GRAND WAGONEER L SERIES IIIREPAIR AND DIAGNOSISTRANSMISSIONAUTOMATIC TRANS8HP75 AUTOMATIC TRANSMISSION - DTCS P0963-00 TO P1DA7-00
2023 Jeep Grand Wagoneer L Series III
8HP75 Automatic Transmission - DTCS P0963-00 To P1DA7-00
2023 Jeep Grand Wagoneer L Series IIISECTION 8HP75 Automatic Transmission - DTCS P0963-00 To P1DA7-00
- DTC Troubleshooting
- P0963-00-Pressure Control Solenoid 1 Control Circuit High
- P0972-00-Shift Solenoid 1 Control Circuit Performance
- P0973-00-Shift Solenoid 1 Control Circuit Low
- P0974-00-Shift Solenoid 1 Control Circuit High
- P0975-00-Shift Solenoid B Control Circuit Performance
- P0976-00-Shift Solenoid 2 Control Circuit Low
- P0977-00-Shift Solenoid 2 Control Circuit High
- P0978-00-Shift Solenoid 3 Control Circuit Range/Performance
- P0979-00-Shift Solenoid 3 Control Circuit Low
- P0980-00-Shift Solenoid 3 Control Circuit High
- P0981-00-Shift Solenoid 4 Control Circuit Range/Performance
- P0982-00-Shift Solenoid 4 Control Circuit Low
- P0983-00-Shift Solenoid 4 Control Circuit High
- P0984-00-Shift Solenoid 5 Control Circuit Range/Performance
- P0985-00-Shift Solenoid 5 Control Circuit Low
- P0986-00-Shift Solenoid 5 Control Circuit High
- P1500-00-Ecu Configuration Mismatch
- P1614-00-Ecu Reset/Recovery Occurred
- P1634-00-TCM Internal - Internal Watchdog Performance
- P167A-00-Calibration Mismatch
- P16F1-00-Internal SPI Communication
- P1731-00-Incorrect Gear Engaged
- P1778-00-Input-Turbine Shaft Speed Sensor "A" Out Of Range High
- P177F-00-Output Shaft Speed Sensor Out Of Range High
- P1B13-00-Park-By-Wire - Unintended Out Of Park Position
- P1B14-00-Park-By-Wire - Unintended Park Position
- P1D25-00-Shift Control Rationality
- P1D78-00-Park Solenoid Circuit Low
- P1D79-00-Park Solenoid Circuit High
- P1D8A-00-Park Pawl Solenoid Circuit Low
- P1D8B-00-Park Pawl Solenoid Circuit High
- P1D8F-00-Incorrect Gear Ratio - Clutch 1 Defective
- P1D90-00-Incorrect Gear Ratio - Clutch 2 Defective
- P1D91-00-Incorrect Gear Ratio - Clutch 3 Defective
- P1D92-00-Incorrect Gear Ratio - Clutch 4 Defective
- P1D93-00-Incorrect Gear Ratio - Clutch 5 Defective
- P1D94-00-TCM Internal - SBW Calibration Mismatch
- P1D95-00-TCM Clutch Failure Undetermined
- P1D96-00-Incorrect Gear Ratio: Clutch A Or B Defective
- P1D97-00-Incorrect Gear Ratio: Clutch A Or D Defective
- P1D98-00-Incorrect Gear Ratio: Clutch B Or D Defective
- P1D99-00-Incorrect Gear Ratio: Clutch B Or E Defective
- P1D9A-00-Incorrect Gear Ratio: Clutch C Or D Defective
- P1D9B-00-Incorrect Gear Ratio: Clutch A Or E Defective
- P1D9C-00-Incorrect Gear Ratio: Clutch A Or C Defective
- P1D9D-00-Incorrect Gear Ratio: Clutch B Or C Defective
- P1D9E-00-Incorrect Gear Ratio: Clutch C Or E Defective
- P1D9F-00-Incorrect Gear Ratio: Clutch D Or E Defective
- P1DA0-00-Incorrect Gear Ratio: Clutch A, B, Or C Defective
- P1DA1-00-Incorrect Gear Ratio: Clutch A, B, Or E Defective
- P1DA2-00-Incorrect Gear Ratio: Clutch B, C, Or E Defective
- P1DA3-00-Incorrect Gear Ratio: Clutch B, D, Or E Defective
- P1DA4-00-Incorrect Gear Ratio: Clutch B, C, Or D Defective
- P1DA5-00-Incorrect Gear Ratio: Clutch C, D, Or E Defective
- P1DA6-00-Incorrect Gear Ratio: Clutch A, C, Or D Defective
- P1DA7-00-Incorrect Gear Ratio: Clutch A, D, Or E Defective
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.