Ford Mustang and Lincoln LS turn signal wiper combination with steering column-mounted multifunction switch replacement for BC3T-13K359-ADW BC3Z-13K359-AAA BC3Z-13K359-AD models including washer/wiper control and indicator functions
Ford and Lincoln Steering Column Multifunction Switch Replacement for Turn Signal and Wiper Control

This steering column switch is a direct replacement component designed for specific Ford Mustang and Lincoln LS models, identified by the original equipment manufacturer part numbers BC3T-13K359-ADW, BC3Z-13K359-AAA, and BC3Z-13K359-AD. It serves as a crucial repair part, consolidating several essential driving controls into a single stalk mounted on the steering column. When the original unit fails or becomes worn, functions like indicating turns, switching between headlight beams, and activating the windscreen wipers and washer can become intermittent or inoperative. This part is supplied as the complete steering wiper assembly, specified as Type 0, to restore these integrated controls to reliable, factory-standard operation, ensuring the vehicle remains safe and compliant on the road.
Features and Construction

This unit is presented as the specified replacement for the integrated control stalk on the steering column of compatible vehicles. Its primary role is to provide a single point of control for multiple vehicle systems, which is a common design in modern automotive interiors for driver convenience and safety.
Material and Build
The switch is built to the original manufacturer's specifications for the listed part numbers. While the exact plastic composites and metal contacts used in its construction are not detailed in the source text, it is engineered as a direct substitute for the OEM component. This implies it is designed for the mechanical stresses of regular use, including the lever action for turn signals and wiper control, and the rotational action for headlight selection. The internal electrical pathways are configured to match the vehicle's wiring loom precisely.
Size and Practical Fit
The product is supplied as a complete steering wiper unit, referred to as a Type 0 configuration in the provided data. This designation suggests a specific form factor and mounting design intended for a seamless fit onto the steering column of the applicable Ford and Lincoln models. The compatibility is strictly defined by the matching part numbers: BC3T-13K359-ADW, BC3Z-13K359-AAA, and BC3Z-13K359-AD. This ensures the unit will physically connect to the column and electrically interface with the car's systems without modification.
Uses and Placement
The switch is a critical control interface located within easy reach on the steering column. Its failure directly impacts fundamental vehicle operation and safety features, making a correct replacement essential.
Professional Use
For automotive technicians and repair workshops, this part is a standard line item for servicing the electrical systems of the specified Ford and Lincoln vehicles. It allows for the efficient repair of a common wear-and-tear component, restoring a vehicle's core controls. Workshops can confidently source this unit using the provided OEM reference numbers to ensure a correct fit and full functionality for their customers' vehicles, avoiding the need for complex wiring modifications.
Everyday Home Use
For the knowledgeable DIY enthusiast with the correct tools and understanding of automotive electrical systems, this switch enables a cost-effective repair. It addresses the specific problem of a malfunctioning control stalk, whether due to broken internal contacts, a worn selector mechanism, or physical damage. Successful installation restores the driver's ability to signal intentions clearly to other road users and maintain visibility in all weather conditions via the wiper controls.
Benefits and Buying Value
Choosing this specific replacement part offers practical advantages centred on compatibility, restored functionality, and convenience.
Reuse and Low Maintenance
As a single, integrated unit, this switch replaces the entire faulty assembly. Once installed, it requires no routine maintenance and is designed for the long-term operational life typical of such components. It eliminates the need to source and assemble individual sub-components, which may not be available separately, providing a complete solution in one package.
Why Choose This Product
The key reason to select this product is its verified applicability to the listed vehicle models via the OEM part numbers. This direct match provides confidence that it will fit correctly and function as intended without causing electrical issues or warning lights. It offers a targeted solution for owners of these specific Ford Mustang and Lincoln LS variants facing issues with their turn signals, headlight controls, or wipers, delivering a return to standard, reliable vehicle operation.