Volkswagen Routan 2011–2014 — technical service bulletin
Bulletin V871408 2037933 · NHTSA communication 10124467 · issued Aug 6, 2014
Technical service bulletin
communication type
Equipment
component
2011–2014
model years
4
vehicle entries
Official summary
Technical Bulletin (HVAC System Intermittently Blows Cold Regardless of Setting): Customers may experience the following condition: * HVAC system intermittently blows cold regardless of blend door/temperature setting. The product solution for this issue was that Improved Manual Temperature Control Module (MTC) software had been introduced in production
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.