2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 714
Conditions for Clearing the DTC
A current DTC is cleared at least one transmitter has been programmed to the RCDLR.
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
Special Tools
J 43241 Keyless Entry Tester
Circuit/System Verification
Attempt to program the keyless entry transmitter, refer to Remote Control Door Lock Transmitter Programming (See: Accessories and Optional
Equipment/Antitheft and Alarm Systems/Keyless Entry/Keyless Entry Transmitter/Testing and Inspection). The transmitter should program.
Circuit/System Testing
1. Verify that the transmitter is the correct transmitter for the vehicle.
瀚慖f not correct, replace the transmitter.
2. Place the transmitter on the test pad of the J 43241 and press each button of the transmitter one at a time. The tester should sound a tone and
illuminate a green light when each button is pressed.
瀚慖f one or more buttons does not sound the tone and illuminate the green light, replace the transmitter battery and retest with the J 43241.
If the condition continues after battery replacement, replace the transmitter.
3. Attempt to program the transmitter, refer to Remote Control Door Lock Transmitter Programming (See: Accessories and Optional
Equipment/Antitheft and Alarm Systems/Keyless Entry/Keyless Entry Transmitter/Testing and Inspection). The transmitter should program.
瀚慖f the transmitter does not program, test the keyless entry antenna for an open/high resistance. If the circuit tests normal, replace the
RCDLR.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
Control Module References (See: Testing and Inspection/Programming and Relearning) for RCDLR replacement, setup, and programming
B3109
DTC B3109, B3110, B3111, or B3112
