2006 GMC Savana Van Owner's Manual - Page 236

The following chart shows how much your trailer can weigh, based upon vehicle model and options. Vehicle G1500 Cargo Van 2WD 4300 V6 5300 V8 Vehicle H1500 Cargo Van AWD 5300 V8 Axle Ratio 3.42 3.42 3.73 Axle Ratio 3.42 3.73 Maximum Trailer Weight 4,300 lbs (1 950 kg) 5,900 lbs (2 676 kg) Maximum Trailer Weight 6,500 lbs (2 948 kg) Maximum Trailer Weight 3,900 lbs (1 769 kg) 6,300 lbs (2 858 kg) Maximum Trailer Weight 6,100 lbs (2 767 kg) GCWR 9,500 lbs (4 309 kg) 12,000 lbs (5 443 kg) GCWR 12,000 lbs (5 443 kg) GCWR 9,500 lbs (4 309 kg) 12,000 lbs (5 443 kg) GCWR 12,000 lbs (5 443 kg) Vehicle Axle Ratio G1500 Passenger Van 2WD 4300 V6 3.42 3.42 5300 V8 3.73 Vehicle Axle Ratio H1500 Passenger Van AWD 3.42 5300 V8 3.73 4-40