General Motors GMC 490 Auto Radio Search for: Advanced Search Place Ad Edit Ad Browse for Vintage Cars & Parts Search Ads General Motors GMC 490 Auto Radio Click to enlarge image. Contact Information Contact Norman Charbonneau Phone: 250 477-4987 Visit Website Price: $ 140.00 More Information I have an Vintage General Motors GMC Car Radio. Model: 490 I have had this radio for 30+ years and it has been a warm, dry location and is in good condition See Website URL for extra photo. This Ad has been viewed 184 times.