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 MANUALSCADILLAC2011CTS V, 2D COUPE, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSPOWER DOOR LOCK SYSTEM AND RELEASE SYSTEMS
2011 Cadillac CTS V, 2D Coupe, Standard
Power Door Lock System And Release Systems
2011 Cadillac CTS V, 2D Coupe, StandardSECTION Power Door Lock System And Release Systems
- Specifications
- Schematic Wiring Diagrams
- Diagnostic Information and Procedures
- Diagnostic Code Index
- DTC B1023
- DTC B1420
- DTC B1474
- Diagnostic Instructions
- DTC Descriptor
- 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
- Component Testing
- Repair Procedures
- DTC B1534 or B1535
- 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
- Component Testing
- Repair Procedures
- DTC B2503
- Diagnostic Instructions
- DTC Descriptor
- 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
- Component Testing
- Repair Procedures
- DTC B2996 or B3001
- Diagnostic Instructions
- DTC Descriptor
- 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
- Component Testing
- Repair Procedures
- DTC B3130 or B3135
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Procedures
- DTC B3265
- Diagnostic Instructions
- DTC Descriptor
- 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
- Component Testing
- Repair Procedures
- DTC B3618
- Diagnostic Instructions
- DTC Descriptor
- 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 Procedures
- DTC B3849 (Without RPO ATH)
- Diagnostic Instructions
- DTC Descriptor
- 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
- Component Testing
- Repair Procedures
- DTC B3849 (With RPO ATH)
- 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
- Component Testing
- Repair Procedures
- Symptoms - Vehicle Access
- Fuel Filler Door Release Malfunction
- Liftgate System Diagnosis (Power)
- Liftgate Close Switch Malfunction - DTC B396E
- Diagnostic Instructions
- DTC Descriptor
- 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 Procedures
- Liftgate Control Module - DTC B1019
- Liftgate Handle Switch Malfunction - DTC B2494
- Diagnostic Instructions
- DTC Descriptor
- 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 Procedures
- Liftgate Interior Release Open/Close Switch Malfunction - DTC B396C or B396D
- Diagnostic Instructions
- DTC Descriptor
- 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 Procedures
- Liftgate Latch Release/Cinch Malfunction - DTC B2495
- 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
- Repair Procedures
- Liftgate Latch Switches Malfunction - DTC B153A
- Diagnostic Instructions
- DTC Descriptor
- 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
- Repair Procedures
- Liftgate Object Sensor Malfunction - DTC B153F
- 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 Procedures
- Liftgate Motor Power Open/Close Malfunction - DTC B396A
- 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
- Repair Procedures
- Liftgate Ajar Indicator Malfunction
- Door Ajar Indicator Malfunction
- Power Door Latch System Malfunction
- Power Door Lock Key Cylinder Switches Malfunction
- Power Door Locks Malfunction (Dead Locks)
- Power Door Locks Malfunction (Sedan/Wagon)
- Power Door Locks Malfunction (Coupe)
- Trunk Release Malfunction (Sedan)
- Trunk Release Malfunction (Coupe)
- Trunk Ajar Indicator Malfunction
- Door Will Not Open/Close, Door Binding, or Locks, Handles, or Cylinders Do Not Function
- Repair Instructions
- Door Inside Manual Release Actuator Replacement
- Fuel Tank Filler Door Lock Actuator Replacement (Asia, Africa, and Europe)
- Front Side Door Inside Handle Cable Replacement
- Rear Compartment Access Door Latch Release Cable Replacement
- Rear Compartment Lid Lock Cylinder Replacement (Coupe)
- Liftgate Calibration
- Opening the Liftgate Without Electrical Power
- Front Side Door Outside Handle Replacement (Front and Rear Doors with ATH)
- Front Side Door Outside Handle Replacement (Front Door with ATH)
- Front Side Door Outside Handle Replacement (Without ATH)
- Front Side Door Outside Handle Replacement (Coupe Front Side Door Release Switch)
- Liftgate Outside Handle Replacement (Sedan and Coupe)
- Liftgate Latch Replacement
- Rear Compartment Lid Inside Handle Replacement (Coupe)
- Rear Side Door Outside Handle Replacement (With ATH)
- Rear Side Door Outside Handle Replacement (Without ATH)
- Rear Side Door Outside Handle Housing Replacement
- Front Side Door Latch Replacement (Sedan/Wagon)
- Front Side Door Latch Replacement (Coupe)
- Rear Compartment Lid Latch Replacement (Coupe)
- Rear Compartment Lid Latch Replacement (Sedan)
- Rear Side Door Latch Replacement
- Front Side Door Lock Cover Replacement
- Accessory and Liftgate Control Module Replacement (Wagon)
- Liftgate Hydraulic Pump Replacement
- Liftgate Hydraulic Pump Insulator Replacement
- Liftgate Hydraulic Pump Cover Replacement
- Front Side Door Outside Handle Housing Replacement
- Liftgate Hydraulic System Refilling
- Liftgate Hydraulic System Bleeding
- Liftgate Hydraulic Actuator Replacement
- Liftgate Hydraulic Actuator Hose Disconnection and Connection
- Liftgate Side Upper Sensor Replacement
- Door Lock Striker Adjustment (Sedan/Wagon)
- Door Lock Striker Adjustment (Coupe)
- Front Side Door Lock Striker Replacement (Sedan/Wagon)
- Front Side Door Lock Striker Replacement (Coupe)
- Liftgate Lock Striker Adjustment
- Liftgate Latch Striker Replacement
- Rear Compartment Lid Latch Striker Replacement
- Rear Side Door Lock Striker Replacement
- Door Lock and Side Window Switch Replacement - Driver Side
- Door Lock and Side Window Switch Replacement - Passenger Side
- Rear Compartment Lid Release Switch Replacement (Sedan and Coupe)
- Description and Operation
- Fuel Fill Door Description and Operation (European)
- Liftgate Ajar Indicator Description and Operation
- Liftgate Description and Operation
- Luggage Compartment Description and Operation
- Power Door Latch Description and Operation
- Power Door Lock System Components
- Power Door Lock and Unlock Switch Operation (Sedan/Wagon)
- Power Door Lock and Unlock Switch Operation (Coupe)
- Power Door Lock Deadlock Motors
- Driver Door Key Cylinder Switch
- Passive Keyless Entry System Description and Operation
- Lockout Prevention
- Delayed Locking Operation
- Door Ajar Indicator
- 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.