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Porsche 911 Problems

Coolant Loss and Engine Overheating on Porsche 911

Problem Description and Possible Solution

A small leak in the coolant reservoir can cause persistent coolant loss. To ensure engine longevity, coolant loss and overheating issues need to be resolved. Out technicians tell us the proper coolant fill procedure must be followed when refiling the cooling system.

(17 people reported this problem)

Porsche 911 Vehicles With This Problem

RepairPal Verified
Average mileage: 74,600 (4,000–120,000)
Engine affected: 3.4L 6 Cylinder
13 model years affected: 1999, 2000, 2001, 2002, more2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2014
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Viewing 1-2 of 2 comments
not sure if it's a computer issue or a combination of a persistant leak and very early computer warning
I have had a very large leak, they replaced the plastic tank and it is still leaking, even when it is just sitting in the garage.