1995 GMC Sonoma Owner's Manual - Page 175

Truck Loading Information I . Recommended location for cargo center of gravity for cargo weight rating. This is the point where the mass of a body is concentrated and, if suspended at that point, would balance frontand rear. Refer to Truck Camper Loading Information label in the glove box for "A"and "B" dimensions. Use rear edgeof load floor formeasurement purposes. Example of Proper Truck and Camper Match 1. Camper center of gravity. r 2. Recommended center of gravity location zone. The camper's centerof gravity should fall within the center of gravity zone for your vehicle's cargo load. Campers can only be installed in a long box pickup. Check your Truck-Camper Loading Label in your glovebox to determine if your vehicle can carry a slide-in camper. You must weigh any accessories, trailerhitches or other equipmentyou add to your vehicle. Then, subtract this extra weight from the CWR. This extra weight may shorten the center of gravity zone foryour vehicle. Your dealer can help you with this. 4-41