Uploaded May 2023 | Updated September 2026, 2 weeks ago

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What are the purposes of locomotive lights?: Cody discusses the various lights present on diesel locomotives and what functions they serve.
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Ask Trains.com is a regular video feature of Trains.com for magazine subscribers and Trains.com members, where editors answer the questions readers and viewers are asking.

Special guests can include editors and contributors from Model Railroader, Trains, Classic Toy Trains, Garden Railways and Trains.com.

Questions can be about any railroad or model railroading topic, including on the fan configuration on an SD45. These can include questions about railroad operating practices, railroad lantern manufacturer details, model locomotive details, and toy train transformers, among others.

Trains.com and Model Railroader Senior Editor Cody Grivno works through many of these questions, which are posted twice a week, each week, all year! See all our answers to questions online!
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