Exhaust Manifold Installation

WARNING: This page is about a different car, the 2007 Isuzu i-370, 2007 GMC Canyon, and 2007 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Exhaust Manifold Gasket

Courtesy of GENERAL MOTORS CORP.

Install the NEW exhaust manifold gasket.

Fig 2: View Of Exhaust Manifold

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Install the exhaust manifold.
Add threadlock GM P/N 89021297 (Canadian P/N 10953488) to the exhaust manifold bolt threads.
Install the exhaust manifold bolts.

Fig 3: Exhaust Manifold Bolt Installation Sequence

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Tighten the exhaust manifold bolts.
Tighten:
1. Tighten the exhaust manifold bolts a first pass in sequence to 20 N.m (15 lb ft).
2. Tighten the exhaust manifold bolts a second pass in sequence to 20 N.m (15 lb ft).
3. Tighten the exhaust manifold bolts a final pass in sequence to 20 N.m (15 lb ft).

Fig 4: View Of Exhaust Manifold Studs

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

Fig 5: View Of Exhaust Manifold Heat Shield

Courtesy of GENERAL MOTORS CORP.

Install the exhaust manifold heat shield.
Add 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 exhaust manifold heat shield nuts to 10 N.m (89 lb in).