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Audi S8 Problems

Check Engine Light and/or Engine Overheating Due to Failed Thermostat on Audi S8

Problem Description and Possible Solution

The thermostat may erratically stick open or closed. The can result in illumination of the Check Engine Light and/or engine overheating.

(8 people reported this problem)

Audi S8 Vehicles With This Problem

RepairPal Fair Price Estimate
$221-$807
RepairPal Verified
Average mileage: 105,000 (105,000–105,000)
6 model years affected: 2001, 2002, 2003, 2007, more2008, 2009
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Brake problem? Or maybe a faulty head gasket cylinder?
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