gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Engine - Intake Manifold Inspection/Replacement|Page 3314 > < Engine - Intake Manifold Inspection/Replacement|Page 3312
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1. Remove the masking from the cylinder head and ensure the sealing surface is clean and dry.
2. Install a NEW seal into the intake manifold groove.
3. Position the intake manifold to the cylinder head.
4. Raise and support the vehicle only high enough to access the following components through the wheelhouse Refer to Vehicle Lifting.

*

The intake manifold bolts

*

The engine wiring harness bracket bolts

*

The wiring harnesses

Notice: Refer to Fastener Notice.

5. Install the intake manifold bolts.

Tighten the bolts from the inside working outward to 10 N.m (89 lb in).

6. Position the engine wiring harness bracket to the engine.
7. Install the engine wiring harness bracket bolts.

Engine - Intake Manifold Inspection/Replacement|Page 3314 > < Engine - Intake Manifold Inspection/Replacement|Page 3312