* The Chevrolet website: Look for the 2013 Traverse model page, which often includes detailed specifications.
* A reputable automotive website: Sites like Edmunds, Kelley Blue Book, or Car and Driver provide detailed information on vehicles, including headroom measurements.
* The owner's manual: If you have a 2013 Traverse, the owner's manual should contain detailed specifications.
Please note that headroom can vary depending on the trim level and options selected.