Having problems with your 2000 Audi A4 ?
Where is the thermostat on a v6 audi engine? - 2000 Audi A4
It is behind the timing belt area on the right front corner of the motor..You will need to remove the timing belt to get it out (well sometimes you can flex it enough to get the t-stat out) and so you may as well replace the belt while you are in there..
Repair Help & Product Troubleshooting for 2000 Audi A4
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