GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1245791  Size: SH

    Important: Inspect if there is abnormal pipe bending in the cooler pipe, pipe deformation and small cross-section area of pipe line.

  1. Replace failured parts.
  2. Apply compressed air of 2 kg/cm 2 from cooler pipe inlet side (1), inspect whether there is not cooler pipe choke by confirming air flow smooth.
  3. Remove foreign particles and clean inside of pipe line.