GM Service Manual Online
For 1990-2009 cars only

Caution: Do not install a frame-mount trailer hitch that is not specifically designed for your vehicle. This may damage the CNG fuel system components and cause a leak. You or someone else could be injured. Your dealer has a hitch designed for your vehicle.

Weight of the Trailer

Vehicle *

Axle Ratio

Maximum Trailer Weight

GCWR

G23405 Cargo Van KL6 Bi-Fuel

3.73

7,100 lbs. (3 220 kg)

13,000 lbs. (5 897 kg)

G23705 Cargo Van KL6 Bi-Fuel

3.73

6,900 lbs. (3 130 kg)

13,000 lbs. (5 897 kg)

G23405 Cargo Van KL8 Dedicated

3.73

7,400 lbs. (3 357 kg)

13,000 lbs. (5 897 kg)

G23705 Cargo Van KL8 Dedicated

3.73

7,200 lbs. (3 266 kg)

13,000 lbs. (5 897 kg)

G23406 Passenger Van KL6 Bi-Fuel

3.73

6,500 lbs. (2 948 kg)

13,000 lbs. (5 897 kg)

G33405 Cargo Van KL6 Bi-Fuel

3.73

6,900 lbs. (3 130 kg)

13,000 lbs. (5 897 kg)

G33705 Cargo Van KL6 Bi-Fuel

3.73

6,900 lbs. (3 130 kg)

13,000 lbs. (5 897 kg)

G33406 Passenger Van KL6 Bi-Fuel

3.73

6,400 lbs. (2 903 kg)

13,000 lbs. (5 897 kg)

G33706 Passenger Van KL6 Bi-Fuel

3.73

6,000 lbs. (2 722 kg)

13,000 lbs. (5 897 kg)

G23406 Passenger Van KL8 Dedicated

3.73

6,800 lbs. (3 084 kg)

13,000 lbs. (5 897 kg)

G33405 Cargo Van KL8 Dedicated

3.73

7,200 lbs. (3 266 kg)

13,000 lbs. (5 897 kg)

G33705 Cargo Van KL8 Dedicated

3.73

6,800 lbs. (3 084 kg)

13,000 lbs. (5 897 kg)

G33406 Passenger Van KL8 Dedicated

3.73

6,700 lbs. (3 039 kg)

13,000 lbs. (5 897 kg)

G33706 Passenger Van KL8 Dedicated

3.73

6,300 lbs. (2 858 kg)

13,000 lbs. (5 897 kg)

Notes:

    • Above maximum trailer ratings and GCWR are specific to bi-fuel and dedicated CNG vehicles.
    • Consult your GM owner's manual for additional information regarding trailer towing.