Under certain high load and/or highway driving conditions vehicle exhaust temperatures may increase...
Audi technical service bulletin Circular 26M7 for 2011-2012 Audi Q7.
- Bulletin number
- Circular 26M7
- Component
- Engine and engine cooling
- Summary
- Under certain high load and/or highway driving conditions vehicle exhaust temperatures may increase catalyst aging, due to thermal stress, which could lead to elevated tailpipe emissions.
Owners of these vehicles have filed 10 complaints in the engine category.
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