2010 Cadillac Truck Escalade RWD V8-6.2L Page 2458

2010 Cadillac Truck Escalade RWD V8-6.2L Page 2458

Repair/Wiring Harness Replacement) for automatic transmission control wiring harness extension harness assembly replacement.

P1839

DTC P1824, P182A-P182F, P1838, or P1839

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System

Check - Vehicle) prior to using this diagnostic procedure.

* Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an

overview of the diagnostic approach.

* Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure

Instructions) provides an overview of each diagnostic category.

DTC Descriptor

DTC P1824

- Internal Mode Switch P Circuit High Voltage

DTC P182A

- Internal Mode Switch A Circuit Low Voltage

DTC P182B

- Internal Mode Switch B Circuit Low Voltage

DTC P182C

- Internal Mode Switch B Circuit High Voltage

DTC P182D

- Internal Mode Switch P Circuit Low Voltage

DTC P182E

- Internal Mode Switch-Invalid Range

DTC P182F

- Internal Mode Switch C Circuit High Voltage

DTC P1838

- Internal Mode Switch A Circuit High Voltage

DTC P1839

- Internal Mode Switch C Circuit Low Voltage

Diagnostic Fault Information

Typical Scan Tool Data