C 1500 Truck 2WD V8-305 5.0L VIN M SFI (1997)
Intake Manifold: Testing and Inspection
1. Clean the following parts:
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Gasket surfaces
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Intake passages of the manifold
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Coolant passages of the intake manifold
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EGR passages
2. Inspect the lower aluminum portion of the manifold for the following conditions:
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Cracks or damage to the housing
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Restricted EGR passages
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Damage to the gasket sealing surfaces
3. Inspect the upper composite portion of the manifold for the following conditions:
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Cracks or damage
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Broken bolt/stud mounting bosses
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Cracked or damaged gasket retaining groove
