2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 713

2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 713

* 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)

Scan Tool Reference

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

Circuit/System Verification

Important: When using this diagnostic, more than one vehicle key is required to ensure proper diagnosis. If more than one key is not

available at the time of service, contact the customer and ask if any other keys can be provided for service. If unavailable, a new second

key can be created.

1. Perform the 10-Minute Vehicle Key Relearn procedure. Refer to Replacing Keys (North America except Canada) (See: Accessories and

Optional Equipment/Antitheft and Alarm Systems/Service and Repair/Replacing Keys (North America Except Canada)).

2. While viewing the scan tool TDM Valid Key parameter, turn ON the ignition with each of the available vehicle keys. The parameter should

read Yes with all available keys.

瀚慖f not the specified value, replace the appropriate key.

Repair Instructions

Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.

* Replacing Keys (North America except Canada) (See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Service and

Repair/Replacing Keys (North America Except Canada))

* Control Module References (See: Testing and Inspection/Programming and Relearning) for TDM replacement, setup, and programming

B3105

DTC B3105

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 B3105

- Keyless Entry System Key Fobs Not Programmed

Circuit/System Description

The remote control door lock receiver (RCDLR) monitors the number of keyless entry transmitters programmed. Until at least one transmitter is

programmed, the RCDLR determines a malfunction condition exists.

Conditions for Running the DTC

The keyless entry system must be enabled.

Conditions for Setting the DTC

The DTC is set if there are no keyless entry transmitter programmed to the RCDLR.

Action Taken When the DTC Sets

The keyless entry system is inoperative.