Mercedes-Benz GL320 1998–2008 — technical service bulletin
Bulletin TB-83-10-112B · NHTSA communication 10028664 · issued Jan 12, 2009
Technical service bulletin
communication type
Structure
component
1998–2008
model years
43
vehicle entries
Official summary
Mercedes: a nonfunctional blower motor (blower motor runs continuously) or water drops in front passenger footwell after engine wash. Caused by an insufficient sealing of air/water box when water is used when engine compartment is cleaned near right side of firewall.
Vehicles covered
- 2005 Mercedes-Benz GL320
- 2006 Mercedes-Benz GL320
- 2007 Mercedes-Benz GL320
- 2008 Mercedes-Benz GL320
- 2005 Mercedes-Benz GL450
- 2006 Mercedes-Benz GL450
- 2007 Mercedes-Benz GL450
- 2008 Mercedes-Benz GL450
- 2005 Mercedes-Benz GL550
- 2006 Mercedes-Benz GL550
- 2007 Mercedes-Benz GL550
- 2008 Mercedes-Benz GL550
- 1998 Mercedes-Benz ML320
- 1999 Mercedes-Benz ML320
- 2000 Mercedes-Benz ML320
- 2001 Mercedes-Benz ML320
- 2002 Mercedes-Benz ML320
- 2003 Mercedes-Benz ML320
- 2005 Mercedes-Benz ML320
- 2006 Mercedes-Benz ML320
- 2007 Mercedes-Benz ML320
- 2008 Mercedes-Benz ML320
- 2003 Mercedes-Benz ML350
- 2004 Mercedes-Benz ML350
- 2005 Mercedes-Benz ML350
- 2006 Mercedes-Benz ML350
- 2007 Mercedes-Benz ML350
- 2008 Mercedes-Benz ML350
- 2002 Mercedes-Benz ML500
- 2003 Mercedes-Benz ML500
- 2004 Mercedes-Benz ML500
- 2005 Mercedes-Benz ML500
- 2006 Mercedes-Benz ML500
- 2007 Mercedes-Benz ML500
- 2008 Mercedes-Benz ML500
- 2005 Mercedes-Benz ML550
- 2006 Mercedes-Benz ML550
- 2007 Mercedes-Benz ML550
- 2008 Mercedes-Benz ML550
- 2005 Mercedes-Benz ML63
- 2006 Mercedes-Benz ML63
- 2007 Mercedes-Benz ML63
- 2008 Mercedes-Benz ML63
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.