Stoplight Switch LA-45A021

LA-45A021 Stoplight Switch Product Description

LA-45A021 is an automotive stoplight switch designed for selected GM vehicle applications. It cross-references Wells 5S13784, Standard SLS547, and OEM numbers 13597423 / 13583370. This product is suitable for brake light signal control systems in Buick 2013–2020, Cadillac 2013–2019, Chevrolet 2013–2020, and GMC 2013–2017 vehicles, making it a practical replacement option for the automotive aftermarket, parts distributors, and importers.

A stoplight switch is an important signal component in the vehicle braking system. Its main function is to help activate the rear brake lights when the driver presses the brake pedal, supporting safer communication with vehicles behind. For repair channels and auto parts sourcing teams, accurate matching by OE number, aftermarket reference number, and vehicle application year is essential to reduce incorrect orders, shorten confirmation time, and improve purchasing efficiency.

LA-45A021 provides clear Wells, Standard, and OEM cross-reference information, allowing customers to compare existing part numbers more efficiently before placing an order. As an auto switch parts supplier, Hung Yii supports customers in confirming suitable replacement parts based on OE numbers, vehicle years, product appearance, and actual application requirements. For different market and distribution needs, we can further discuss packaging options, order quantity, lead time, and customized cooperation according to customer requirements.

If you are looking for LA-45A021 stoplight switch, GM vehicle replacement parts, or need to match Wells 5S13784, Standard SLS547, and OEM 13597423 / 13583370, please send us your required quantity, target market, reference number, and packaging needs. Our team will help verify the product information and provide a suitable quotation and supply solution.