GM Service Manual Online
For 1990-2009 cars only

Conditions

Action

Loose crossmember attaching bolts

  1. Replace or weld and reinforce the rail.
  2. Ream the bolt holes.
  3. Replace with larger bolts, if necessary.
  4. Re-tighten the bolts.

Concentration of stress that may result from many different factors

Replace or weld and reinforce the rail. Refer to Minimizing Frame Service Description .