Sierra 1500 2WD V8-5.3L (2008)
Tighten the bolts to 10 N.m (89 lb in).
7. Install a NEW throttle body gasket to the intake manifold.
8. Install the throttle body.
9. Install the throttle body bolts/nuts.
Tighten the bolts/nuts to 10 N.m (89 lb in).
10. Install the EVAP tube and purge solenoid.
11. Install the EVAP canister purge solenoid to the fuel rail bracket and engage the retainer.
12. Connect the EVAP tube quick connect fitting at the intake manifold. Refer to Plastic Collar Quick Connect Fitting Service .