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Audi TSB #A371267 2028053-
2009 Audi S4
TSB Document:
Affected Component: ELECTRICAL SYSTEM:SOFTWARE
- Summary
- Supersedes Technical Service Bulletin Group 37 number 11 ? 31 dated December 1, 2011. Customer may report downshifts not smooth when slowing the vehicle. Improved software introduced after production that reduces complaints with shifting characteristics. Improved viscosity of ATF lessens clutch grab during clutch activation. Optimized ATF (blue) introduced gradually in production years 2005 and 2006.
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