2010 Cadillac Truck SRX FWD V6-3.0L Page 1728
P0752
* The ignition voltage is greater than 8.6 volts.
* The engine speed is 400 RPM or greater for 5.0 seconds.
* The high side driver is enabled.
* The throttle position signal is valid.
* The output shaft speed is greater than 0 RPM, or the throttle position is greater than 0.4 percent.
* The transmission fluid temperature is 0掳C (32掳F) or greater.
Conditions for Setting the DTC
P0751
Commanded gear equals first lock, the gear ratio is 1.34-1.48, and gear box slip is greater than 200 RPM for 0.3 second, 8 times.
P0752
The transmission has achieved 1st Locked, 1st Free-Wheel, or 2nd, the 456/R1 pressure switch is pressurized, and gear box slip is greater than 200
RPM for 2 seconds, 5 times.
Action Taken When the DTC Sets
P0751
* DTC P0751 is a Type B DTC.
* The TCM inhibits first range.
P0752
* DTC P0752 is a Type A DTC.
* The TCM freezes transmission adaptive functions.
* The TCM commands maximum line pressure.
* The TCM inhibits Tap Up/Down function.
* The TCM inhibits manual shifting of forward gears.
* The TCM limits the transmission to reverse, first, and third range operation.
Conditions for Clearing the DTC
P0751
DTC P0751 is a Type B DTC.
P0752
DTC P0752 is a Type A DTC.
Diagnostic Aids
Before performing a road test, configure and setup the scan tool for snapshot mode. This allows you to display, monitor, and verify multiple
transmission data parameters at one time, after the road test.
Reference Information
Schematic Reference
Automatic Transmission Controls Schematics (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Diagrams)
Connector End View Reference
* Component Connector End Views (See: Diagrams/Connector Views/Connector End Views By Name)
* Inline Harness Connector End Views (See: Diagrams/Connector Views/Multiple Junction Connector/Connector End Views By Number)
Description and Operation
Transmission General Description (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Description and Operation/6T70/6T75 -
Automatic Transmission/Transmission General Description)
Electrical Information Reference
* Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit
Testing/Circuit Testing)
* Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic
Procedures/Connector Repairs/Connector Repairs)
* Testing for Intermittent Conditions and Poor Connections (See: Testing and Inspection/Component Tests and General Diagnostics/General
Electrical Diagnostic Procedures/Circuit Testing/Testing for Intermittent Conditions and Poor Connections)
