Silverado Classic 1500 2WD V6-4.3L (2007)
13. Remove the throttle body.
14. Remove and discard the throttle body seal.
INSTALLATION PROCEDURE
1. Install a NEW throttle body seal and the throttle body.
NOTE: Refer to Fastener Notice.
2. Install the throttle body studs.
Tighten the studs to 9 N.m (80 lb in).