How do you get musty odor from Chevrolet Silverado 2007?

A musty odor in a 2007 Chevrolet Silverado can often be traced to moisture buildup in the vehicle, commonly from a clogged air conditioning drain or a leak in the cabin. Mold and mildew can develop in the interior, particularly in the carpets or upholstery. Additionally, check for water intrusion from seals around doors, Windows, or the windshield. Regular cleaning and ensuring proper drainage can help mitigate these odors.