Envoy, Rainer, Trailblazer 2006-2007

6.0L V8 VIN H Auto 4

Print

Trouble Code: P0530



Air Conditioning Refrigerant Pressure Sensor Circuit

Possible Causes:



For an intermittent, refer to Testing for Intermittent Conditions and Poor Connections .
 

Trouble Code: P0532



Air Conditioning A/C Refrigerant Pressure Sensor Circuit Low Voltage

Possible Causes:



A malfunction within the refrigerant system causing high pressure can cause this DTC to set.
 

Trouble Code: P0533



Air Conditioning A/C Refrigerant Pressure Sensor Circuit High Voltage

Possible Causes:



A malfunction within the refrigerant system causing high pressure can cause this DTC to set.
 

Trouble Code: P0562



System Voltage Low

Trouble Code: P0563



System Voltage High

Possible Causes:



A possible cause of this DTC could be overcharging with a battery charger or jump starting.
 
A high voltage value in multiple modules indicates a concern in the charging system.
 

Trouble Code: P0567



Cruise Control Resume Switch Circuit

Possible Causes:



Ensure that the resume/accel switch is not stuck or sticking in the engaged position.
 
For an intermittent condition, refer to Testing for Intermittent Conditions and Poor Connections .
 

Trouble Code: P0568



Cruise Control Set Switch Circuit

Possible Causes:



Ensure that the set/coast switch is not stuck in the engaged position.
 
For an intermittent condition, refer to Testing for Intermittent Conditions and Poor Connections .
 

Trouble Code: P0601



Transmission Control Module (TCM) Read Only Memory (ROM)

Trouble Code: P0602



Transmission Control Module (TCM) Not Programmed

Trouble Code: P0603



Transmission Control Module (TCM) Long Term Memory Reset

Trouble Code: P0604



Transmission Control Module (TCM) Random Access Memory (RAM)

Trouble Code: P0608



Vehicle Speed Output Circuit

Trouble Code: P0621



Generator L-Terminal Circuit

Trouble Code: P0622



Generator F-Terminal Circuit

Possible Causes:



On vehicles equipped with a sense circuit connected to the voltage regulator. This circuit must have voltage for the charging system to operate properly. This circuit is used as a reference to control system voltage. All circuits must be tested at the generator before replacing any components. refer to system schematic to confirm if the vehicle being serviced uses the sense circuit as part of the charging system.
 

Trouble Code: P062F



Transmission Control Module (TCM) Long Term Memory Performance

Trouble Code: P0641



5-Volt Reference 1 Circuit

Trouble Code: P0645



A/C Clutch Relay Control Circuit

Trouble Code: P0650



Malfunction Indicator Lamp (MIL) Control Circuit

Trouble Code: P0651



5-Volt Reference 2 Circuit

Trouble Code: P0654



Engine Speed Output Circuit

Trouble Code: P0685



Engine Controls Ignition Relay Control Circuit

Possible Causes:



This test procedure requires that the vehicle battery has passed a load test and is completely charged. Refer to Battery Inspection/Test .
 

Trouble Code: P0689



Engine Controls Relay Feedback Circuit Low Voltage

Possible Causes:



This test procedure requires that the vehicle battery has passed a load test and is completely charged. Refer to Battery Inspection/Test .
 

Trouble Code: P0690



Engine Controls Relay Feedback Circuit High Voltage

Possible Causes:



This test procedure requires that the vehicle battery has passed a load test and is completely charged. Refer to Battery Inspection/Test .
 

Trouble Code: P0700



Transmission Control Module (TCM) Requested MIL Illumination

Possible Causes:



DTC P0700 can not be cleared from the ECM until the related TCM codes have been cleared.
 

Trouble Code: P0711



Transmission Fluid Temperature (TFT) Sensor Performance

Trouble Code: P0712



Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage

Possible Causes:



The scan tool displays the transmission fluid temperature in degrees. After the transmission is operating, the fluid temperature should rise steadily to a normal operating temperature, then stabilize.
 
Verify the customer's driving habits, trailer towing, etc. Trailer towing should occur in D3.
 

Trouble Code: P0713



Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage

Trouble Code: P0716



Input Speed Sensor Performance

Possible Causes:



Inspect the connectors at the TCM, the AT ISS, and all other circuit connecting points for an intermittent condition. Refer to Testing for Intermittent Conditions and Poor Connections .
 
Inspect the circuit wiring for an intermittent condition. Refer to Testing for Electrical Intermittents .
 
Road test the vehicle while monitoring the Transmission ISS parameter on the scan tool. The Transmission ISS parameter should vary with engine speed changes and not abruptly drop out.
 
Inspect for an open or shorted AT ISS wire.
 
Inspect for a disconnected AT ISS connector.
 
Inspect for a faulty AT ISS.
 

Trouble Code: P0717



Input Speed Sensor Circuit Low Voltage

Possible Causes:



Inspect the connectors at the TCM, the AT ISS, and all other circuit connecting points for an intermittent condition. Refer to Testing for Intermittent Conditions and Poor Connections .
 
Inspect the circuit wiring for an intermittent condition. Refer to Testing for Electrical Intermittents .
 
Road test the vehicle while monitoring the Transmission ISS parameter on the scan tool. The Transmission ISS parameter should vary with engine speed changes and not abruptly drop out.
 
Inspect for an open or shorted AT ISS wire.
 
Inspect for a disconnected AT ISS connector.
 
Inspect for a faulty AT ISS.
 

Trouble Code: P0719



Brake Switch Circuit Low Voltage

Possible Causes:



Inspect the brake switch for proper mounting and operation.
 
Inspect for ABS DTCs. A faulty ABS condition may contribute to setting DTC P0719.
 
It may be necessary to also clear this DTC from the ECM.
 

Trouble Code: P0722



Output Speed Sensor Circuit Low Voltage

Possible Causes:



Inspect the rear internal gear teeth for damage.
 
Visually inspect the VSS for cracks or damage.
 
Ensure the VSS is properly torqued to the transmission housing.
 

Trouble Code: P0723



Output Speed Sensor Circuit Intermittent

Possible Causes:



Inspect the rear internal gear teeth for damage.
 
Visually inspect the VSS for cracks or damage.
 
Ensure the VSS is properly torqued to the transmission housing.
 

Trouble Code: P0724



Brake Switch Circuit High Voltage

Possible Causes:



Inspect the brake switch for proper mounting and operation.
 
Inspect for ABS DTCs. A faulty ABS condition may contribute to setting DTC P0724.
 
It may be necessary to also clear this DTC from the ECM.
 

Trouble Code: P0741



Torque Converter Clutch (TCC) System - Stuck Off

Possible Causes:



Inspect the transmission fluid lines to the radiator. The lines may be pinched, plugged or twisted.
 
Contamination may cause the TCC apply valve to stick in the valve body.
 
Internal damage to the torque converter may prevent TCC application.
 

Trouble Code: P0742



Torque Converter Clutch (TCC) System - Stuck On

Possible Causes:

The TCC fluid hydraulically applies the TCC, possibly causing an engine stall, under the following conditions:



The TCC is hydraulically stuck ON.
 
The parking brake is applied.
 
Any gear range is selected.
 
Contamination may cause the TCC apply valve to intermittently stick in the valve body.
 
Internal damage in the torque converter may cause no TCC apply.
 

Trouble Code: P0751



1-2 Shift Solenoid Valve Performance - No First or Fourth Gear

Possible Causes:



If you clear DTC P0751, and then cannot reset DTC P0751, the following conditions may exist:

Fluid contamination
 
Plugged fluid circuits
 
Restricted fluid circuits
 

Refer to Shift Solenoid Valve State and Gear Ratio .
 

Trouble Code: P0752



1-2 Shift Solenoid Valve Performance - No Second or Third Gear

Possible Causes:



If you clear DTC P0752, and then cannot reset DTC P0752, the following conditions may exist:

Fluid contamination
 
Plugged fluid circuits
 
Restricted fluid circuits
 

Refer to Shift Solenoid Valve State and Gear Ratio .
 

Trouble Code: P0756



2-3 Shift Solenoid Valve Performance - No First or Second Gear

Possible Causes:



If you clear DTC P0756, and then cannot reset DTC P0756, the following conditions may exist:

Fluid contamination
 
Plugged fluid circuits
 
Restricted fluid circuits
 

Refer to Shift Solenoid Valve State and Gear Ratio .
 

Trouble Code: P0757



2-3 Shift Solenoid Valve Performance - No Third or Fourth Gear

Possible Causes:



If you clear DTC P0757, and then cannot reset DTC P0757, the following conditions may exist:

Fluid contamination
 
Plugged fluid circuits
 
Restricted fluid circuits
 

Refer to Shift Solenoid Valve State and Gear Ratio .
 

Trouble Code: P0787



3-2 Shift Solenoid (SS) Control Circuit Low Voltage

 
label.common.footer.alt.autozoneLogo