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.
2016 Buick EnvisionFACTORY OEM SERVICE PROCEDURE
Section 199 (Object Detection System)
WARNING: This page is about a different car, the 2016 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic Wiring Diagrams
- Diagnostic Information and Procedures
- DTC B094C: Right Side Object Detection Control Module
- 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 Instructions
- DTC B0958, B0959, B0960, or B0961: Parking Assist Rear Sensor 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
- Repair Instructions
- DTC B0967 or B0968: Parking Assist On/Off Switch Circuit/Parking Assist On/Off Switch Indicator Circuit
- 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 Instructions
- DTC B0987: Vehicle Direction Camera Indicator Circuit
- 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
- Repair Instructions
- DTC B1011: System Disabled Information Stored Malfunction
- DTC B1015: Vehicle Identification Number Information
- DTC B101D: Electronic Control Unit Hardware (with side blind zone alert, UFT)
- DTC B127B: Rearview Camera Input Signal Circuit Missing Reference
- 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 B1405: Control Module Voltage Reference Output 2 Circuit
- DTC B172E or B172F: Driver Seat Cushion Rear Haptic Alert Motor Control 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
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B356A: Vehicle Direction Warning Switch Circuit Short to Ground
- 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 Instructions
- DTC P15F6: Front Object Detection Control Module Torque Request Signal Message Counter Incorrect
- DTC P15F7: Rear Object Detection Control Module Torque Request Signal Message Counter Incorrect
- Symptoms - Object Detection
- Seat Haptic Signal Motor Malfunction
- Forward Collision Alert System Malfunction
- Parking Assist System Malfunction
- Rear Vision Camera System Malfunction
- Side Object System Malfunction
- Lane Departure Warning System Malfunction
- DTC B094C: Right Side Object Detection Control Module
- Repair Instructions
- Front Seat Lane Departure Warning Actuator Replacement
- Forward Range Radar Module Replacement
- Forward Range Radar Module Alignment
- Forward Range Radar Module Inspection
- Parking Assist Control Module Replacement
- Side Object Sensor Replacement
- Side Object Sensing Alert Module Replacement
- Rear Parking Assist Alarm Sensor Replacement
- Rear Object Sensor Housing Replacement
- Front View Camera Replacement
- Rearview Camera Image Display Module Replacement
- Front View Camera Module Calibration
- Description and Operation
- Object Detection Description and Operation (with Lane Departure Warning, UFL)
- Object Detection Description and Operation (with Forward Collision Alert, UEU)
- Object Detection Description and Operation (with Rearview Camera, UVC)
- Object Detection Description and Operation (with Front and Rear Park Assist, UD5)
- Object Detection Description and Operation (with Haptic Safety Seat)
- Object Detection Description and Operation (with Side Blind Zone Alert, UFT)
- Parking Assist Description and Operation
- Lane Departure Warning Description and Operation
- Lane Keep Assist Description and Operation
- Cross Traffic Alert Description and Operation
- Side Blind Zone Alert Description and Operation
- Forward Collision Alert Description and Operation (without UGN)
- Rear Vision Camera Description and Operation
- Safety Alert Seat Description and Operation
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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