Impala V8-5.3L (2008)
Important: Position the O-ring seal onto the nipple portion of the pipe.
1. Install NEW seals (308) onto the engine coolant air bleed pipe and covers.
2. Install the covers (313) with seals (308).
Notice: Refer to Fastener Notice .
3. Install the engine coolant air bleed cover bolts (312).
Tighten the bolts to 12 N.m (106 lb in).