Friday, June 14, 2019

2019 Cadillac Truck Escalade AWD V8-6.2L Diagnostic Instructions Page 634


to replace a 2-Way Advanced Remote Start transmitter with a regular service part may result in a failure to program the transmitter.



Reference Information



Schematic Reference



Remote Function Schematics (See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Keyless Entry/Keyless Entry



Transmitter/Diagrams/Electrical Diagrams)



Connector End View Reference



Component Connector End Views (See: Diagrams/Connector Views)



Description and Operation



Keyless Entry System Description and Operation (Without Accessory 2 Way Remote) (See: Accessories and Optional Equipment/Antitheft and



Alarm Systems/Keyless Entry/Description and Operation/Keyless Entry System Description and Operation (Without Accessory 2 Way Remote)



)Keyless Entry System Description and Operation (With Accessory 2 Way Remote) (See: Accessories and Optional Equipment/Antitheft and



Alarm Systems/Keyless Entry/Description and Operation/Keyless Entry System Description and Operation (With Accessory 2 Way Remote))



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)



Scan Tool Reference



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



Circuit/System Verification



Verify DTC B3109, B3110, B3111, or B3112 are not set.



If any of the DTCs are set, replace the battery in the appropriate keyless entry transmitter. Operate the transmitter 3 consecutive times. If the DTC



resets, replace the keyless entry transmitter.



Repair Instructions



Important: This vehicle may be equipped with the 2-Way Advanced Remote Start System. Vehicle equipped with the 2-Way Advanced



Remote Start System can be identified by an LCD screen on the keyless entry transmitter or a yellow label on the RCDLR. When servicing



the 2-Way Advanced Remote Start System, ensure that the correct parts are installed during replacement. Service parts for the 2-Way



Advanced Remote Start System can be found in the Accessory section of the parts manual.



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



Remote Control Door Lock Transmitter Programming (See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Keyless



Entry/Keyless Entry Transmitter/Testing and Inspection)



B3111



DTC B3109, B3110, B3111, or B3112



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 Descriptors



DTC B3109 00



- Keyless Entry Transmitter 1 Low Battery



DTC B3110 00



- Keyless Entry Transmitter 2 Low Battery

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