Exhaust Manifold Installation - Left Side

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Left Exhaust Manifold Studs

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to FASTENER NOTICE .

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

Fig 2: Identifying Left Exhaust Manifold

Courtesy of GENERAL MOTORS CORP.

Install the exhaust manifold gasket.
Install the exhaust manifold.
Install the exhaust manifold bolts and nuts.
Tighten: Tighten the exhaust manifold bolts and nuts to 30 N.m (22 lb ft).
Install the left side spark plugs.
Tighten: Tighten the spark plugs to 15 N.m (11 lb ft).

Fig 3: Identifying Left Engine Lift Hook & Engine Mount Strut Lower Bracket

Courtesy of GENERAL MOTORS CORP.

Install the left engine lift hook.
Install the left engine lift hook nut and bolt.
Tighten: Tighten the left engine lift hook nut and bolt to 30 N.m (22 lb ft).
Install the engine mount strut lower bracket.
Install the engine mount strut lower bracket nut and bolts.
Tighten:
- Tighten the engine mount strut lower bracket bolts to 50 N.m (37 lb ft).
- Tighten the engine mount strut lower bracket nut to 25 N.m (18 lb ft)

Fig 4: Locating Exhaust Manifold Heat Shield & Nuts

Courtesy of GENERAL MOTORS CORP.

Install the left exhaust manifold heat shield.
Install the left exhaust manifold heat shield nuts.
Tighten: Tighten the left exhaust manifold heat shield nuts to 20 N.m (15 lb ft).