Exhaust Manifold Installation - Left

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Exhaust Manifold & Exhaust Manifold Gasket - Left

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the exhaust manifold studs.
Tighten: Tighten the exhaust manifold studs to 18 N.m (13 lb ft).
Install the exhaust manifold gasket.
Install the exhaust manifold.
Install the exhaust manifold nuts.
Tighten: Tighten the exhaust manifold nuts working from the center outward to 16 N.m (12 lb ft).
Install the left side spark plugs.
Tighten:
- Tighten the spark plugs to 20 N.m (15 lb ft) when installing spark plugs into a new cylinder head.
- Tighten the spark plugs to 15 N.m (13 lb ft) when re-installing after initial installation.

Fig 2: View Of Exhaust Manifold Heat Shield & Bolts - Left

Courtesy of GENERAL MOTORS CORP.

Install the exhaust manifold heat shield.
Install the exhaust manifold heat shield bolts.
Tighten: Tighten the exhaust manifold heat shield bolts to 10 N.m (89 lb in).