2010 Cadillac Truck SRX FWD V6-3.0L Page 1758

2010 Cadillac Truck SRX FWD V6-3.0L Page 1758

* The ignition voltage is 8.6 volts or greater.

P0826

* The engine speed is greater than 400 RPM for at least 5 seconds.

* The ignition voltage is 8.6 volts or greater.

* No DTC 1761.

Conditions for Setting the DTC

P0815 - Condition 1

The TCM detects an upshift request for 1 second in PARK or neutral.

P0815 - Condition 2

The TCM detects an upshift request for 10 minutes in any forward range.

P0816 - Condition 1

* The TCM detects a downshift request for 1 second in PARK or neutral.

* The TCM detects a downshift request for 10 minutes in any forward range.

P0826

The TCM detects an invalid voltage on the TAP up/down signal circuit for 1 minute.

Action Taken When the DTC Sets

* DTCs P0815, P0816, and P0826 are Type C DTCs.

* The TCM disables TAP shift operation.

Conditions for Clearing the DTC

DTCs P0815, P0816, and P0826 are Type C DTCs.

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)

* Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Wiring

Repairs/Wiring Repairs)

DTC Type Reference

Powertrain Diagnostic Trouble Code (DTC) Type Definitions (See: Diagnostic Trouble Code Descriptions/Powertrain Diagnostic Trouble Code

(DTC) Type Definitions)

Scan Tool Reference

Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information

Circuit/System Verification

1. If other DTCs are set, diagnose them first.

2. Ignition ON, transmission shift lever in Park, observe the scan tool Driver Shift Control parameter. The reading should display Inactive.