C 1500 Truck 2WD V8-5.3L VIN Z Flex Fuel (2002)
6. Remove the throttle body nuts.
7. Disconnect the air bleed hose from the throttle body.
8. Remove the throttle body and the gasket.
IMPORTANT: Do not reuse the throttle body gasket. Install a new gasket during assembly.
9. Discard the throttle body gasket.
10. Inspect the crankcase ventilation hose and the tube. Replace any damaged components.
INSTALLATION PROCEDURE
1. Install a new throttle body gasket.
2. Connect the air bleed hose to the throttle body.
3. Install the throttle body.
NOTE: Refer to Fastener Notice in Service Precautions.
4. Install the throttle body nuts.
Tighten
Tighten the nuts to 10 N.m (89 lb in).