WenmarOpen by Wenmar Pro

Service bulletin TT 28-01-09

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10125836
Published by NHTSA2017-12-14
Manufacturer's numberTT 28-01-09
Manufacturer's date2013-06-14
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Tech Tips (Equipped with ALH TDI Engine - Glow Plug Replacement Tip): This document informs that there are 2 suppliers for the TDI glow plugs-Bosch and Beru. When replacing the glow plugs make sure that you do not mix stock. The vehicle must have all the same supplier

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

Vehicles listed
VOLKSWAGEN BEETLE1999, 2000, 2001, 2002, 2003
VOLKSWAGEN GOLF1999, 2000, 2001, 2002, 2003
VOLKSWAGEN JETTA1999, 2000, 2001, 2002, 2003

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
TT8710052024-04-01. Service bulletin. Air Conditioning Does not Operate
Edition1152023-10-02. Service bulletin. VW Elsa Newsletter
Edition402023-09-18. Service bulletin. VW Elsa Newsletter
Edition432023-09-18. Service bulletin. VW Elsa Newsletter
Edition632023-09-18. Service bulletin. VW Elsa Newsletter
Edition1122023-09-18. Service bulletin. VW Elsa Newsletter
V1719012012855652023-09-01. Service bulletin. Update to Volkswagen engine oil standards
TB1714042023-08-28. Service bulletin. Engine Oils Which Meet Volkswagen Oil Quality Standard VW 502 00/505 00/505 01 and VW 504 00/507 00
TB1714032023-08-28. Service bulletin. Oil Consumption Measurement
TB1713032023-08-28. Service bulletin. Oil Consumption Measurement