Exhaust Manifold Installation

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Install a NEW exhaust manifold gasket (2).
Install the exhaust manifold (1) to the cylinder head.
Hand start NEW exhaust manifold to cylinder head retaining bolts (3).
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CAUTION:
Refer to Fastener Caution .

NOTE:
Fasteners have adhesive patch and must be tightened to final torque within 5 minutes.

Tighten the NEW exhaust manifold to cylinder head bolts three passes in sequence to 20 N.m (15 lb ft).
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Install the exhaust manifold brace (2).
Install the exhaust manifold brace bolts (3) and tighten to 25 N.m (18 lb ft)
Install NEW exhaust manifold brace nuts (1) and tighten to 25 N.m (18 lb ft)
Courtesy of GENERAL MOTORS COMPANY

Install the exhaust manifold heat shield (1).
Install the exhaust manifold heat shield bolts (2) and tighten to 14 N.m (124 lb in).