Frame Conditions - Cracks in Web of Rails for Isuzu S/T Isuzu - 2WD 2001

There are loose crossmember attaching bolts.

Replace or weld and reinforce the rail. Ream bolt holes and replace the bolts with larger bolts if necessary. Retighten the bolts.

There is concentration of stress that may result from many different factors.

Replace or weld and reinforce the rail.