Sierra Classic 2500 4WD V8-8.1L (2007)
7. Assemble the A/C components.
Refer to the appropriate repair procedure.
* For compression style fittings use a back up wrench on the fitting (2) and tighten the fitting nut (1) to specification.
* For banjo style fittings install the bolt retaining the banjo type fitting and tighten to specification.