2019-2023 Sierra New Body Foglight Harness(Adding Fog Lights) bowtie harness including 2012-2015 ZL1 models

including 2012-2015 ZL1 models

Programming is designed to burn fuel at peak efficiency

The manufacturing process may leave small swirl marks or scuffs which will be under the anodizing for Candy Red & Black offerings

Gen5DIY now has the kit available to add the "live-view" inside rear view mirror to your 2019 + GM Full size truck

Harness Options:

2019-2023 Sierra New Body Foglight Harness(Adding Fog Lights) bowtie harness including 2012-2015 ZL1 modelsHave you added fog lights to your new Sierra and need a proper way to connect them, well look no further. has the plug and play harness available for you. Harness is available in 1 of 3 options. This harness will work on both GM lights as well as aftermarket fog lights as all aftermarket fog lights, for this year range, use the same GM plug. 250500 This harness will simply allow the fog lights to come on at night and remain on when the high beams are