QX56 AWD V8-5.6L (VK56DE) (2005)
2. Inspect the heat shields on the front exhaust tube for the following:
^ Heat shield contact with the exhaust tube.
^ Separated/missing band clamp(s).
^ Missing "stand-off" (see Figure 4).
3. If a heat shield is found contacting the exhaust tube pry it away to allow a minimum 1 mm (.040 inch) space.
^ Road test the vehicle to verify the repair.
4. If a band clamp is separated or missing install new band clamps as needed.