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 MANUALSCADILLAC2013ATS 2.0L ENG VIN X, AWDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTINFOTAINMENTCELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEM
2013 Cadillac ATS 2.0L Eng VIN X, AWD
Cellular System, Entertainment System, And Navigation System
2013 Cadillac ATS 2.0L Eng VIN X, AWDSECTION Cellular System, Entertainment System, And Navigation System
- Specifications
- Schematic Wiring Diagrams
- Diagnostic Information and Procedures
- Diagnostic Code Index
- DTC B0997: Auxiliary Electronic Control Unit
- DTC B1024: Circuit Board Temperature Sensor (Human Machine Interface Control Module)
- DTC B1024: Circuit Board Temperature Sensor (Audio Amplifier)
- DTC B1025-B1135: Audio Output 1, 2, 3, 5, 9, 10, 11, 12 (UQS)
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Diagnostic Aids
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B1025-B1135: Audio Output 1, 5, 6, 7, 8 (UQA)
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Diagnostic Aids
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B124F: Universal Serial Bus
- DTC B124B: USB 1 (with UA3)
- DTC B124B: USB 1 (without UA3)
- DTC B124C: USB 2
- DTC B125A: Antenna 1 Signal Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC B125B: Antenna 2 Signal Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC B125C: Satellite Antenna
- Diagnostic Instructions
- DTC Descriptors
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC B1271: Theft Protection Active
- DTC B127E: Front Video Display Output Signal (with UA3)
- DTC B127E: Front Video Display Output Signal (without UA3)
- DTC B12A4: Infotainment Faceplate Control Module A
- DTC B12A7: Optical Media Drive
- DTC B12A8: Optical Media Drive Theft Locked
- DTC B1446 or B1447: Replace Backup Power/Backup Power Source Open
- DTC B2455: Cellular Phone Microphone
- DTC B2462: Global Positioning System
- DTC B2470: Cellular Phone Antenn
- DTC B2476 or B2482: Cellular Phone Select Service Switch
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B2485: Wireless Communication (BT) Antenna
- Symptoms - Cellular Communication
- Symptoms - Entertainment
- Application Malfunction
- Auxiliary Audio Input Malfunction (with UA3)
- Auxiliary Audio Input Malfunction (without UA3)
- Bluetooth Malfunction (with UPF)
- Bluetooth Malfunction (without UPF)
- Digital Radio Poor or No Reception
- Diagnostic Instructions
- DTC Descriptors
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- OnStar Microphone Malfunction
- OnStar Audio Malfunction
- No Global Positioning System (GPS) Reception
- OnStar Button LED Malfunction
- OnStar Call Center Remote Function Requests Malfunction
- OnStar Button Malfunction
- OnStar Steering Wheel Control Functions Malfunction
- Radio Poor Reception
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- Speaker Replacement Reference
- Speaker Malfunction (UQS)
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Diagnostic Aids
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- Speaker Malfunction (UQA)
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Diagnostic Aids
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- Unable to Contact OnStar Call Center
- OnStar Voice Recognition Malfunction
- Voice Recognition Malfunction
- Repair Instructions
- Mobile Telephone Microphone Replacement
- Human Machine Interface Control Module Replacement
- Communication Center Call Switch Replacement
- Communication Interface Module Replacement
- Communication Interface Module Battery Replacement
- Wireless Communication Interface Antenna Replacement
- Radio Bracket Replacement
- Radio Replacement
- Radio Control Assembly Replacement
- Radio Volume Compensator Interior Noise Microphone Replacement
- Active Noise Cancellation Microphone Grille Replacement
- Disc Player Replacement
- Audio Disc Player, USB, Auxiliary In, and Memory Card Receptacle Replacement
- Radio Speaker Amplifier Replacement
- Navigation Signal Splitter Replacement
- Radio Antenna Coil Replacement
- Radio Antenna Ground Coil Replacement
- Radio Antenna Base Replacement
- Radio Antenna Amplifier Replacement
- Digital Radio Antenna Cable Replacement
- Radio, Mobile Telephone, and Vehicle Location Antenna Cable Replacement
- Mobile Telephone and Navigation Antenna Coaxial Cable Replacement
- Radio Front Center Speaker Replacement
- Radio Front Center Speaker Grille Replacement
- Radio Windshield Side Garnish Molding Speaker Replacement
- Radio Front Side Door Speaker Replacement
- Radio Rear Speaker Replacement (UQA/UQS)
- Radio Rear Speaker Replacement (UQS)
- Radio Control Switch Replacement - Steering Wheel
- Radio Rear Side Door Speaker Replacement
- Description and Operation
- OnStar Description and Operation
- Notes
- Onstar Block Diagram
- Telematics Communication Interface Control Module
- OnStar® Three Button Assembly
- Secondary OnStar® Controls
- OnStar® Microphone
- Cellular and GPS Antennas
- OnStar® RemoteLink
- Compass Heading
- Bluetooth® (If Equipped)
- Bluetooth® Features Supported
- Pairing a Bluetooth® Cellular Phone to the Vehicle
- Back-up Battery (If Equipped)
- Audio System Interface
- OnStar® Sleep Cycle
- Features
- Deactivated OnStar® Accounts
- OnStar® Cellular, GPS, and Diagnostic Limitations
- Mobile Identification Number and Mobile Directory Number
- Operation of the OnStar® Speech Recognition Systems
- Radio/Audio System Description and Operation (with UA3)
- Notes
- Data Communications
- Remote Radio Receiver
- Human Machine Interface Module
- Media Disc Player
- Audio Amplifier (If equipped)
- Speaker Operation
- Infotainment Controls and Display
- Antenna System
- Radio Reception
- Theft Deterrent
- Bluetooth ® (If equipped)
- Applications (If equipped)
- Auxiliary Audio Input Jack (If equipped)
- USB Port and SD Card Reader
- Navigation System Components and Features (if equipped)
- Valet Mode
- OnStar ® (If equipped)
- Steering Wheel Controls (If equipped)
- Auto Volume Control
- Radio/Audio System Description and Operation (without UA3)
- Notes
- Data Communications
- Remote Radio Receiver
- Media Disc Player
- Audio Amplifier (If equipped)
- Speaker Operation
- Infotainment Controls and Display
- Antenna System
- Radio Reception
- Theft Deterrent
- Auxiliary Audio Input Jack (If equipped)
- USB Port and SD Card Reader
- Valet Mode
- OnStar ® (If equipped)
- Steering Wheel Controls (If equipped)
- Auto Volume Control
- OnStar Description and Operation
- Special Tools and Equipment
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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.