Chevrolet Avalanche 2000–2025 — technical service bulletin
Bulletin 03-06-01-023H · NHTSA communication 11010544 · issued Oct 7, 2024
Technical service bulletin
communication type
Engine
component
2000–2025
model years
60
vehicle entries
Official summary
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
Vehicles covered
- 2007 Chevrolet Avalanche
- 2008 Chevrolet Avalanche
- 2009 Chevrolet Avalanche
- 2010 Chevrolet Avalanche
- 2011 Chevrolet Avalanche
- 2012 Chevrolet Avalanche
- 2013 Chevrolet Avalanche
- 2014 Chevrolet Avalanche
- 2002 Chevrolet Avalanche 1500
- 2003 Chevrolet Avalanche 1500
- 2004 Chevrolet Avalanche 1500
- 2005 Chevrolet Avalanche 1500
- 2006 Chevrolet Avalanche 1500
- 2007 Chevrolet Avalanche 1500
- 2008 Chevrolet Avalanche 1500
- 2009 Chevrolet Avalanche 1500
- 2010 Chevrolet Avalanche 1500
- 2011 Chevrolet Avalanche 1500
- 2012 Chevrolet Avalanche 1500
- 2013 Chevrolet Avalanche 1500
- 2002 Chevrolet Avalanche 2500
- 2003 Chevrolet Avalanche 2500
- 2004 Chevrolet Avalanche 2500
- 2005 Chevrolet Avalanche 2500
- 2006 Chevrolet Avalanche 2500
- 2007 Chevrolet Avalanche 2500
- 2013 Chevrolet Avalanche 2500
- 2003 Chevrolet C4500
- 2004 Chevrolet C4500
- 2005 Chevrolet C4500
- 2006 Chevrolet C4500
- 2007 Chevrolet C4500
- 2008 Chevrolet C4500
- 2009 Chevrolet C4500
- 2010 Chevrolet C4500
- 2008 Chevrolet C4500 NA
- 2003 Chevrolet C5500
- 2004 Chevrolet C5500
- 2005 Chevrolet C5500
- 2006 Chevrolet C5500
- 2007 Chevrolet C5500
- 2008 Chevrolet C5500
- 2000 Chevrolet Express
- 2001 Chevrolet Express
- 2002 Chevrolet Express
- 2003 Chevrolet Express
- 2004 Chevrolet Express
- 2005 Chevrolet Express
- 2006 Chevrolet Express
- 2007 Chevrolet Express
- 2008 Chevrolet Express
- 2009 Chevrolet Express
- 2010 Chevrolet Express
- 2011 Chevrolet Express
- 2012 Chevrolet Express
- 2013 Chevrolet Express
- 2014 Chevrolet Express
- 2015 Chevrolet Express
- 2016 Chevrolet Express
- 2017 Chevrolet Express
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.