Sierra Classic 1500 4WD V6-4.3L (2007)
4. Remove the outlet heater hose from the engine.
5. Remove the outlet heater hose mounting bolt.
6. Remove the outlet heater hose from the engine.
7. Remove the outlet heater hose.
Installation Procedure
1. Install the heater hose.
2. Install the outlet heater hose to the engine.
Notice: Refer to Fastener Notice.
3. Install the outlet heater hose mounting bolt.
Tighten the bolt to 25 N.m (18 lb ft).
