Minimizing Frame Service Description. Chevrolet PJJ 2001

For 1990-2009 cars

Frame service can be minimized by lessening the concentration of stress in small areas of the frame.

Use vehicles only for the purposes for which they were designed.

• | Do not overload the vehicle.

• | Load the vehicle evenly. Avoid localized loads.

• | Do not operate the vehicle on extremely rough terrain at excessive speeds.

• | Determine the forces placed on a frame from the operation of equipment when picking a frame for a new vehicle or reinforcing a frame.

Follow the recommended practices when repairing a frame. Follow the recommended practices when mounting a body or equipment on a frame.

• | Avoid sudden changes in the section modulus.

• | Do not drill holes in the frame rail flanges.

• | Space holes in the web section of a rail at least 13 mm (1/2 in) apart.

• | Use existing holes whenever possible.

• | Do not cut holes with a torch.

• | Do not overheat the frame rails.

• | Avoid welding on the flanges.

• | Do not allow four or more holes to exist on the same vertical line of the web.