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PCM DTC Chart

DTC Description Action to Take
P0128 Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature) REFER to Engine Cooling .
P0217 Engine Coolant Overtemperature Condition REFER to Engine Cooling .
P0218 Transmission Fluid Temperature Sensor "A" Over Temperature Condition REFER to Automatic Transmission 6R80 .
P0460 Fuel Level Sensor "A" Circuit REFER to Instrumentation, Message Center, and Warning Chimes .
P0461 Fuel Level Sensor "A" Circuit Range/Performance REFER to Instrumentation, Message Center, and Warning Chimes .
P0462 Fuel Level Sensor "A" Circuit Low REFER to Instrumentation, Message Center, and Warning Chimes .
P0463 Fuel Level Sensor "A" Circuit High REFER to Instrumentation, Message Center, and Warning Chimes .
P0504 Brake Switch "A"/"B" Correlation REFER to Cruise Control .
P0532 A/C Refrigerant Pressure Sensor A Circuit Low REFER to Climate Control System General Information and Diagnostics .
P0533 A/C Refrigerant Pressure Sensor A Circuit High REFER to Climate Control System General Information and Diagnostics .
P0562 System Voltage Low REFER to Charging System .
P0563 System Voltage High REFER to Charging System .
P0572 Brake Switch "A" Circuit Low REFER to Cruise Control .
P0573 Brake Switch "A" Circuit High REFER to Cruise Control .
P0620 Generator Control Circuit REFER to Charging System .
P0625 Generator Field Terminal Circuit Low REFER to Charging System .
P0626 Generator Field Terminal Circuit High REFER to Charging System .
P0645 A/C Clutch Relay Control Circuit REFER to Climate Control System General Information and Diagnostics .
P0657 Actuator Supply Voltage A Circuit/Open REFER to Automatic Transmission 6R80 .
P065B Generator Control Circuit Range/Performance REFER to Charging System .
P06E9 Engine Starter Performance REFER to Starting System .
P0701 Transmission Control System Range/Performance REFER to Automatic Transmission 6R80 .
P0701 Transmission Control System Range/Performance REFER to Automatic Transmission 6R80 .
P0702 Transmission Control System Electrical REFER to Automatic Transmission 6R80 .
P0705 Transmission Range Sensor A Circuit (PRNDL Input) REFER to Automatic Transmission 6R80 .
P0706 Transmission Range Sensor A Circuit Range/Performance REFER to Automatic Transmission 6R80 .
P0707 Transmission Range Sensor A Circuit Low REFER to Automatic Transmission 6R80 .
P0708 Transmission Range Sensor A Circuit High REFER to Automatic Transmission 6R80 .
P0709 Transmission Range Sensor "A" Circuit Intermittent REFER to Automatic Transmission 6R80 .
P0710 Transmission Fluid Temperature Sensor A Circuit REFER to Automatic Transmission 6R80 .
P0711 Transmission Fluid Temperature Sensor A Circuit Range/Performance REFER to Automatic Transmission 6R80 .
P0712 Transmission Fluid Temperature Sensor A Circuit Low REFER to Automatic Transmission 6R80 .
P0713 Transmission Fluid Temperature Sensor A Circuit High REFER to Automatic Transmission 6R80 .
P0715 Turbine/Input Shaft Speed Sensor A Circuit REFER to Automatic Transmission 6R80 .
P0717 Turbine/Input Shaft Speed Sensor A Circuit No Signal REFER to Automatic Transmission 6R80 .
P0718 Turbine/Input Shaft Speed Sensor A Circuit Intermittent REFER to Automatic Transmission 6R80 .
P0720 Output Shaft Speed Sensor Circuit REFER to Automatic Transmission 6R80 .
P0721 Output Shaft Speed Sensor Circuit Range/Performance REFER to Automatic Transmission 6R80 .
P0722 Output Shaft Speed Sensor Circuit No Signal REFER to Automatic Transmission 6R80 .
P0729 Gear 6 Incorrect Ratio REFER to Automatic Transmission 6R80 .
P0731 Gear 1 Incorrect Ratio REFER to Automatic Transmission 6R80 .
P0732 Gear 2 Incorrect Ratio REFER to Automatic Transmission 6R80 .
P0733 Gear 3 Incorrect Ratio REFER to Automatic Transmission 6R80 .
P0734 Gear 4 Incorrect Ratio REFER to Automatic Transmission 6R80 .
P0735 Gear 5 Incorrect Ratio REFER to Automatic Transmission 6R80 .
P0740 Torque Converter Clutch Solenoid Circuit/Open REFER to Automatic Transmission 6R80 .
P0741 Torque Converter Clutch Solenoid Circuit Performance/Stuck Off REFER to Automatic Transmission 6R80 .
P0742 Torque Converter Clutch Solenoid Circuit Stuck On REFER to Automatic Transmission 6R80 .
P0743 Torque Converter Clutch Solenoid Circuit Electrical REFER to Automatic Transmission 6R80 .
P0744 Torque Converter Clutch Solenoid Circuit Intermittent REFER to Automatic Transmission 6R80 .
P0748 Pressure Control Solenoid A Electrical REFER to Automatic Transmission 6R80 .
P0750 Shift Solenoid A REFER to Automatic Transmission 6R80 .
P0751 Shift Solenoid A Performance/Stuck Off REFER to Automatic Transmission 6R80 .
P0752 Shift Solenoid A Stuck On REFER to Automatic Transmission 6R80 .
P0753 Shift Solenoid A Electrical REFER to Automatic Transmission 6R80 .
P0754 Shift Solenoid "A" Intermittent REFER to Automatic Transmission 6R80 .
P0755 Shift Solenoid B REFER to Automatic Transmission 6R80 .
P0756 Shift Solenoid B Performance/Stuck Off REFER to Automatic Transmission 6R80 .
P0757 Shift Solenoid B Stuck On REFER to Automatic Transmission 6R80 .
P0758 Shift Solenoid B Electrical REFER to Automatic Transmission 6R80 .
P0759 Shift Solenoid "B" Intermittent REFER to Automatic Transmission 6R80 .
P0760 Shift Solenoid C REFER to Automatic Transmission 6R80 .
P0761 Shift Solenoid C Performance/Stuck Off REFER to Automatic Transmission 6R80 .
P0762 Shift Solenoid C Stuck On REFER to Automatic Transmission 6R80 .
P0763 Shift Solenoid C Electrical REFER to Automatic Transmission 6R80 .
P0764 Shift Solenoid "C" Intermittent REFER to Automatic Transmission 6R80 .
P0765 Shift Solenoid D REFER to Automatic Transmission 6R80 .
P0766 Shift Solenoid D Performance/Stuck Off REFER to Automatic Transmission 6R80 .
P0767 Shift Solenoid D Stuck On REFER to Automatic Transmission 6R80 .
P0768 Shift Solenoid D Electrical REFER to Automatic Transmission 6R80 .
P0769 Shift Solenoid "D" Intermittent REFER to Automatic Transmission 6R80 .
P0770 Shift Solenoid E REFER to Automatic Transmission 6R80 .
P0771 Shift Solenoid E Performance/Stuck Off REFER to Automatic Transmission 6R80 .
P0772 Shift Solenoid E Stuck On REFER to Automatic Transmission 6R80 .
P0773 Shift Solenoid E Electrical REFER to Automatic Transmission 6R80 .
P0774 Shift Solenoid E Intermittent REFER to Automatic Transmission 6R80 .
P07A8 Transmission Friction Element "D" Performance/Stuck Off REFER to Automatic Transmission 6R80 .
P07A9 Transmission Friction Element "D" Stuck On REFER to Automatic Transmission 6R80 .
P07AA Transmission Friction Element "E" Performance/Stuck Off REFER to Automatic Transmission 6R80 .
P0882 TCM Power Input Signal Low REFER to Automatic Transmission 6R80 .
P0883 TCM Power Input Signal High REFER to Automatic Transmission 6R80 .
P0960 Pressure Control Solenoid A Control Circuit/Open REFER to Automatic Transmission 6R80 .
P0961 Pressure Control Solenoid A Control Circuit Range/Performance REFER to Automatic Transmission 6R80 .
P0962 Pressure Control Solenoid A Control Circuit Low REFER to Automatic Transmission 6R80 .
P0963 Pressure Control Solenoid A Control Circuit High REFER to Automatic Transmission 6R80 .
P0973 Shift Solenoid A Control Circuit Low REFER to Automatic Transmission 6R80 .
P0974 Shift Solenoid A Control Circuit High REFER to Automatic Transmission 6R80 .
P0976 Shift Solenoid B Control Circuit Low REFER to Automatic Transmission 6R80 .
P0977 Shift Solenoid B Control Circuit High REFER to Automatic Transmission 6R80 .
P0979 Shift Solenoid C Control Circuit Low REFER to Automatic Transmission 6R80 .
P0980 Shift Solenoid C Control Circuit High REFER to Automatic Transmission 6R80 .
P0982 Shift Solenoid D Control Circuit Low REFER to Automatic Transmission 6R80 .
P0983 Shift Solenoid D Control Circuit High REFER to Automatic Transmission 6R80 .
P0984 Shift Solenoid "E" Control Circuit Range/Performance REFER to Automatic Transmission 6R80 .
P0A5A Generator Current Sensor Circuit Range/Performance REFER to Charging System .
P0A5B Generator Current Sensor Circuit Low REFER to Charging System .
P0A5C Generator Current Sensor Circuit High REFER to Charging System .
P1001 KOER Not Able to Complete, KOER Aborted REFER to Automatic Transmission 6R80 .
P1299 Cylinder Head Overtemperature Protection Active REFER to Engine Cooling .
P1397 System Voltage Out Of Self Test Range REFER to Charging System .
P1464 A/C Demand Out Of Self Test Range REFER to Climate Control System General Information and Diagnostics .
P1501 Vehicle Speed Sensor Out Of Self Test Range REFER to Anti-Lock Brake System (ABS) and Stability Control .
P1548 Engine Air Filter Restriction This DTC sets when the PCM detects low air pressure after the air filter. CHECK the ACL element, ACL inlet and outlet pipes for restrictions, water or contamination. REPAIR as necessary. RETRIEVE and REPAIR all other Diagnostic Trouble Codes (DTCs). REFER to Multifunction Electronic Modules .
P1594 Forced Engine Shutdown - Remote Start System Fault, No Unattended Vehicle Timeout REFER to Handles, Locks, Latches and Entry Systems .
P1595 Forced Engine Shutdown - Remote Start System Fault, Transmission Range Not In Park Position REFER to Handles, Locks, Latches and Entry Systems .
P161A Incorrect Response from Immobilizer Control Module REFER to Anti-Theft Passive Anti-Theft System (PATS) .
P162F Starter Motor Disabled - Engine Crank Time Too Long REFER to Starting System .
P1636 Inductive Signature Chip Communication Error REFER to Automatic Transmission 6R80 .
P163E Transmission Control Module Programming Error REFER to Automatic Transmission 6R80 .
P163F Transmission ID Block Corrupted, Not Programmed REFER to Automatic Transmission 6R80 .
P1700 Transmission Indeterminate Failure (Failed to Neutral) REFER to Automatic Transmission 6R80 .
P1702 Transmission Range Sensor Circuit Intermittent REFER to Automatic Transmission 6R80 .
P1703 Brake Switch Out Of Self Test Range REFER to Cruise Control .
P1705 Transmission Range Circuit Not Indicating Park/Neutral During Self Test REFER to Automatic Transmission 6R80 .
P1711 Transmission Fluid Temperature Sensor Out Of Self Test Range REFER to Automatic Transmission 6R80 .
P1744 Torque Converter Clutch Solenoid Circuit Performance REFER to Automatic Transmission 6R80 .
P177F Unable to Fully Engage Neutral REFER to Automatic Transmission 6R80 .
P1780 Transmission Control Switch (O/D Cancel) Circuit Out Of Self Test Range REFER to Automatic Transmission 6R80 .
P1783 Transmission Overtemperature Condition REFER to Automatic Transmission 6R80 .
P1921 Transmission Range Signal REFER to Automatic Transmission 6R80 .
P1935 Brake Switch/Sensor Signal The PCM sets this DTC when the brake fluid pressure message received from the ABS module over the CAN is out of the specified range. RETRIEVE and DIAGNOSE all ABS module DTCs. REFER Anti-Lock Brake System (ABS) and Stability Control .
P193D Cruise Control Multi-Function Input Signal REFER to Cruise Control .
P193E A/C Clutch Request Signal REFER to Climate Control System General Information and Diagnostics .
P2535 Ignition Switch Run/Start Position Circuit High REFER to Starting System .
P2601 Coolant Pump "A" Control Circuit Performance/Stuck Off REFER to Climate Control System General Information and Diagnostics .
P2602 Coolant Pump "A" Control Circuit Low REFER to Climate Control System General Information and Diagnostics .
P2603 Coolant Pump "A" Control Circuit High REFER to Climate Control System General Information and Diagnostics .
P2700 Transmission Friction Element A Apply Time Range/Performance REFER to Automatic Transmission 6R80 .
P2701 Transmission Friction Element B Apply Time Range/Performance REFER to Automatic Transmission 6R80 .
P2702 Transmission Friction Element C Apply Time Range/Performance REFER to Automatic Transmission 6R80 .
P2703 Transmission Friction Element D Apply Time Range/Performance REFER to Automatic Transmission 6R80 .
P2704 Transmission Friction Element E Apply Time Range/Performance REFER to Automatic Transmission 6R80 .
P2705 Transmission Friction Element "F" Apply Time Range/Performance REFER to Automatic Transmission 6R80 .
P2758 Torque Converter Clutch Pressure Control Solenoid Stuck On REFER to Automatic Transmission 6R80 .
P2760 Torque Converter Clutch Pressure Control Solenoid Intermittent REFER to Automatic Transmission 6R80 .
U0121 Lost Communication With Anti-Lock Brake System (ABS) Control Module GO to Pinpoint Test A 
All Other DTCs - REFER to Engine Controls - Symptom Charts (Except Diesel & Hybrid) .
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