Installation Procedure
- Install the exhaust manifold heat shield to the exhaust manifold.
- Apply anti-seize GM P/N 12371386 (Canadian P/N 993128) to the exhaust manifold heat shield nuts.
- Install the exhaust manifold heat shield nuts.
Tighten: Tighten the nuts to 10 N.m (89 lb in).
- Install the HO2S to the exhaust manifold. Refer to Heated Oxygen Sensor 1 Replacement .
- Position the automatic transmission filler tube to the AIR adapter if previously removed.
- Install the automatic transmission filler tube bracket nut.
Tighten: Tighten the nut to 12.5 N.m (111 lb in).
- Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
- Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
NOTE:
Refer to Fastener Notice
.