If you need to change a burnt out vanity mirror light bulb in the sun visors of your 2nd generation (2015, 2016, 2017, 2018, 2019 and probably also the facelifted 2020 model year) GM Chevy Colorado truck (or upgrade them all to brighter LED bulbs), check out my DIY tutorial for the procedure (with the compatible replacement part numbers) by clicking on the text link or thumbnail image below.
2015-2019 Chevrolet Colorado Vanity Mirror Light Bulbs Replacement Guide
Owners of the similar GMC Canyon, Chevrolet S10 (Argentina & Brazil / Brasil), Holden Colorado (Australia) and the related Isuzu D-Max may also find the DIY instructions to be helpful.