Multi Switch is a direct fit for the following:

2019-2020 Chevrolet Silverado 1500
2019 Chevrolet Silverado 1500 LD
2020-2022 Chevrolet Silverado 2500 HD
2020-2022 Chevrolet Silverado 3500 HD
2019-2020 GMC Sierra 1500
2020-2021 GMC Sierra 2500 HD
2020 GMC Sierra 3500 HD

Genuine GM Part Number: 84482902