Sierra Classic 1500 2WD V8-4.8L (2007)
5. Remove the outlet heater hose nut from the engine.
Discard the nut.
6. Remove the outlet heater hose bolt from the engine.
Discard the bolt.
7. Remove the auxiliary outlet heater hose if equipped.
8. Remove the outlet heater hose from the outlet pipe assembly.
9. Remove the outlet heater hose.
Installation Procedure
1. Install the outlet heater hose.
2. Install the outlet heater hose to the outlet pipe assembly.
3. Install the auxiliary outlet heater hose if equipped.
Notice: Refer to Fastener Notice.
4. Install the NEW outlet heater hose nut and bolt to the engine.