Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCADILLAC2013CTS V, 2D COUPE, AUTOMATIC TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXKEYLESS ENTRY SYSTEM AND REMOTE FUNCTIONS - DIAGNOSTIC TROUBLE CODES
2013 Cadillac CTS V, 2D Coupe, Automatic Trans
Keyless Entry System And Remote Functions - Diagnostic Trouble Codes
2013 Cadillac CTS V, 2D Coupe, Automatic TransSECTION Keyless Entry System And Remote Functions - Diagnostic Trouble Codes
KEYLESS ENTRY SYSTEM AND REMOTE FUNCTIONS - DIAGNOSTIC TROUBLE CODES
| DTC | Description |
|---|---|
| DTC B1008 | DTC B1008 00 Calibration Data Not Programmed |
| DTC B2961 | DTC B2961 02 Key In Ignition Circuit Short to Ground |
| DTC B3105 | DTC B3105 00 Keyless Entry System Key Fobs Not Programmed |
| DTC B3109, B3110, B3111, or B3112 | DTC B3109 00 Keyless Entry Transmitter 1 Low Battery DTC B3110 00 Keyless Entry Transmitter 2 Low Battery DTC B3111 00 Keyless Entry Transmitter 3 Low Battery DTC B3112 00 Keyless Entry Transmitter 4 Low Battery |
| DTC B3119 | DTC B3119 00 Keyless Entry Antenna 1 Performance - LF Door Antenna |
| DTC B3120 | DTC B3120 00 Keyless Entry Antenna 2 Performance - RF Door Antenna |
| DTC B3121 | DTC B3121 00 Keyless Entry Antenna 3 Performance - Rear Compartment Antenna |
| DTC B3122 | DTC B3122 00 Keyless Entry Antenna 4 Performance - Console Active Antenna |
| DTC B3123 | DTC B3123 00 Keyless Entry Antenna 5 Performance - Console Passive Antenna |
| DTC B3124 | DTC B3124 00 Keyless Entry Antenna 6Performance - Headliner Antenna |
| DTC B3601 | DTC B3601 01 Ignition Switch Key Capture Solenoid Circuit Short to Battery DTC B3601 02 Ignition Switch Key Capture Solenoid Circuit Short to Ground |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.