Sierra Classic 2500 4WD V8-8.1L (2007)
3. Remove the recirculation actuator retaining screws.
4. Remove the recirculation actuator.
Installation Procedure
1. Install the recirculation actuator.
Notice: Refer to Fastener Notice.
2. Install the recirculation actuator retaining screws.
Tighten the screws to 1.6 N.m (14 lb in).
3. Connect the electrical connector to the recirculation actuator (1).
4. Install the air distribution duct.
