Intake Manifold Gaskets May Leak Coolant on GMC V1500 Suburban
Problem overview
A coolant leak may develop from the intake manifold gasket causing overheating complaints. The coolant leak may be internal allowing coolant to mix with the engine oil, this condition can result in internal engine damage. Be aware that this problem is often mistaken as a blown head gasket.
3 people reported this problem
1 commentGMC V1500 Suburban vehicles with this problem
Average mileage: 120,000 miles
(120,000 - 120,000)
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