2004 Audi A6 Quattro Q&A
2004 Audi A6 Quattro Question: Heating
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heater wont heat! air get cold but heat wont heat.
drove into town heater worked fine, on the way back home it put out very little warm air, all the heater controls work fine but very little heat
my 99 Audi a6 Quattro Avant overheats and when I turn on heat blower temperature gauge go back close to normal.
my check engine light came on and I was told by a service machinic that it has to do with the cat not warmming up what do I need to do next.