General Information Year 1977 Make GMC Model Sierra Color Red/Orange 1977 GMC Sierra (Red/Orange) Gallery 11209.jpg 36.7 KB Views: 64 11217.jpg 43.8 KB Views: 71 11233.jpg 35.9 KB Views: 69 11241.jpg 37.5 KB Views: 65 11249.jpg 25.5 KB Views: 78 11257.jpg 16.7 KB Views: 78 11265.jpg 23.3 KB Views: 67 11161.jpg 41.4 KB Views: 72 11169.jpg 33.2 KB Views: 61 Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Link