2010 Cadillac Truck Escalade/ESV RWD V8-6.2L Page 1894
the components.
* Manual Shift Shaft Position Switch Replacement (See: Powertrain Management/Computers and Control Systems/Sensors and Switches -
Computers and Control Systems/Transmission Position Sensor/Switch/Service and Repair/2ML70 - Automatic Transmission) for IMS
replacement.
* Control Module References (See: Testing and Inspection/Programming and Relearning) for control solenoid (w/body and TCM) valve
assembly replacement, setup, and programming.
* Wiring Harness Replacement (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Wiring Harness/Service and
Repair/Wiring Harness Replacement) for automatic transmission control wiring harness extension harness assembly replacement.
P183A
DTC P181C-P181F, P183A-P183E, P184A, or P184B
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 P181C
- Internal Mode Switch 2 R1 Circuit Low Voltage
DTC P181D
- Internal Mode Switch 2 R1 Circuit High Voltage
DTC P181E
- Internal Mode Switch 2 R2 Circuit Low Voltage
DTC P181F
- Internal Mode Switch 2 R2 Circuit High Voltage
DTC P183A
- Internal Mode Switch 2 D1 Circuit Low Voltage
DTC P183B
- Internal Mode Switch 2 D1 Circuit High Voltage
DTC P183C
- Internal Mode Switch 2 D2 Circuit Low Voltage
DTC P183D
- Internal Mode Switch 2 D2 Circuit High Voltage
DTC P183E
- Internal Mode Switch 2 - Invalid Range
DTC P184A
- Internal Mode Switch 2 S Circuit Low Voltage
DTC P184B
- Internal Mode Switch 2 S Circuit High Voltage
Diagnostic Fault Information
