Volkswagen Touareg 2011–2014 — technical service bulletin
Bulletin TT 201304 · NHTSA communication 10157825 · issued Sep 1, 2017
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011–2014
model years
4
vehicle entries
Official summary
Diagnostic steps to address coolant contamination of the vacuum supply line to the coolant pump.
Vehicles covered
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.