2018424 REDUCED HEATING PERFORMANCE

2018424 REDUCED HEATING PERFORMANCE

REDUCED HEATING PERFORMANCE

TECHNICAL SERVICE BULLETIN
Reference Number(s): GROUP 80, NO. 08-02 (2018424), Date of Issue: September 2, 2008
Superceded Bulletin(s): GROUP 80, NO. 08-01, Date of Issue: July 31, 2008
SERVICE INFORMATION
APPLICABLE MODELS AND YEARS
CONDITION
80 08 02 Sep. 2, 2008 2018424 Supersedes Technical Bulletin Group 80 number 08-01 dated
Jul. 31, 2008 due removal of Routan applicability.
Reduced Heating Performance
Customer may perceive heater output inadequate.
TECHNICAL BACKGROUND
The addition of aftermarket cooling system sealers may affect the hydrodynamics of the
cooling system, therefore reducing coolant flow and the ability to exchange heat
properly.
PRODUCTION SOLUTION
No production change required.
SERVICE
VOLKSWAGEN: All 2005-2010 (Except Routan)
GROUP: 80 - Heater/Ventilation
Model(s) Year Eng. Code Trans. Code VIN Range
From
VIN Range
To
All (Except
Routan)
2005-2010 All All All All
NOTE: The condition as described does not compromise visibility.
NOTE: DO NOT use cooling system sealants of any kind.
Volkswagen Group of America does not recommend use of cooling system
sealants.
Cooling system flush, drain and refill, or partial drain and refill IS NOT a
warrantable item.
2010 Volkswagen Golf TDI
REDUCED HEATING PERFORMANCE
2019年6月12日 11:3 37:414 Page 1 ? 2011 Mitchell Repair Information Company, LLC.
WARRANTY
Information Only.
REQUIRED PARTS AND TOOLS
No Special Parts Required.
ADDITIONAL INFORMATION
All part and service references provided in this Technical Bulletin are subject to
change and/or removal. Always check with your Parts Dept. and Repair Manuals for the
latest information.
2010 Volkswagen Golf TDI
REDUCED HEATING PERFORMANCE
2019年6月12日 11:37:41 Page 2 ? 2011 Mitchell Repair Information Company, LLC.