Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Audi 100 1994–2017technical service bulletin

Bulletin A191562 2025303- · NHTSA communication 10123764 · issued Sep 8, 2015

Technical service bulletin
communication type
Engine and Engine Cooling
component
1994–2017
model years
60
vehicle entries

Official summary

Supersedes Technical Service Bulletin Group 19 number 15-61 dated July 7, 2015. Discontinuation and mixing of Audi-approved engine coolants. G11, G12, and G12+ coolants have been replaced by an improved version. G12++ coolant (for service available) has been introduced in MY 2005 for all engines. G13 has been introduced in MY 2008 as factory filling and service.

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.