Installation Procedure

Install one exhaust manifold bolt (1) to the exhaust manifold.

Fig 1: Identifying Exhaust Manifold Bolts
Courtesy of GENERAL MOTORS COMPANY
Install the NEW exhaust manifold gasket onto the cylinder head and bolt.
Install the exhaust manifold (with gasket) to the catalytic converter and the cylinder head.
Install the exhaust manifold bolts.
CAUTION: Refer to Fastener Caution .

Tighten

Tighten the bolts to 20 N.m (15 lb ft).
Install the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Right Side .
Install the catalytic converter. Refer to Catalytic Converter Replacement - Right Side .