Volkswagen GTI 2011–2014 — technical service bulletin
Bulletin CC-19K5 4Z · NHTSA communication 10123598 · issued Jul 21, 2015
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011–2014
model years
4
vehicle entries
Official summary
The coolant pump may develop a small leak over time. The corrective action taken was to Inspect and, if necessary, replace the coolant pump.
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.