TrailBlazer 2WD V8-5.3L (2007)
Important: Position the gasket O-ring seal (308) onto the nipple portion of the pipe.
1. Install the seals (308) onto the coolant air bleed pipe and covers.
2. Install the coolant air bleed pipe (307) with seals (308).
Notice: Refer to Fastener Notice.
3. Install the coolant air bleed pipe bolts (309).
Tighten the bolts to 12 N.m (106 lb in).
