K 1500 Yukon 4WD V8-5.3L VIN Z Flex Fuel (2003)
2. Position the hose clamp at the pipe.
3. Install the coolant air bleed hose to the throttle body.
4. Position the coolant air bleed hose clamp at the throttle body.
5. If necessary, install the engine sight shield.
6. Add engine coolant, if necessary.