Leaking Cylinder Head O-rings/Porous Cylinder Heads May Cause Overheating on Volkswagen Vanagon

Submitted by Vehicle Owner · May 29, 2025
Published by RepairPal

Problem overview

Leaking cylinder head O-rings and/or porous cylinder heads can cause coolant loss and engine overheating. A porous cylinder will require replacement.

5 people reported this problem
1 comment
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Volkswagen Vanagon vehicles with this problem

Average mileage: 118,000 miles
(110,000 - 126,000)

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