Cadillac Escalade 2008–2013 — technical service bulletin
Bulletin PIT4669D · NHTSA communication 10113898 · issued Mar 2, 2016
Technical service bulletin
communication type
Equipment
component
2008–2013
model years
60
vehicle entries
Official summary
This Preliminary Information communication informs the technician Polyalkylene Glycol is not compatible with the Hybrid Polyester oil. When vehicles with Hybrid Air Conditioning system have been injected with any commercially available Ultra Violet dye the system should be flushed of all system oil. Most ultra violet dyes contain Polyalkylene Glycol oil.
Vehicles covered
- 2009 Cadillac Escalade
- 2010 Cadillac Escalade
- 2011 Cadillac Escalade
- 2012 Cadillac Escalade
- 2013 Cadillac Escalade
- 2009 Cadillac Escalade Esv
- 2010 Cadillac Escalade Esv
- 2011 Cadillac Escalade Esv
- 2012 Cadillac Escalade Esv
- 2013 Cadillac Escalade Esv
- 2009 Cadillac Escalade Ext
- 2010 Cadillac Escalade Ext
- 2011 Cadillac Escalade Ext
- 2012 Cadillac Escalade Ext
- 2013 Cadillac Escalade Ext
- 2009 Chevrolet Silverado 1500
- 2010 Chevrolet Silverado 1500
- 2011 Chevrolet Silverado 1500
- 2009 Chevrolet Silverado 2500
- 2010 Chevrolet Silverado 2500
- 2011 Chevrolet Silverado 2500
- 2012 Chevrolet Silverado 2500
- 2013 Chevrolet Silverado 2500
- 2013 Chevrolet Silverado 3500
- 2008 Chevrolet Tahoe
- 2009 Chevrolet Tahoe
- 2010 Chevrolet Tahoe
- 2011 Chevrolet Tahoe
- 2012 Chevrolet Tahoe
- 2013 Chevrolet Tahoe
- 2009 GMC Sierra 2500
- 2010 GMC Sierra 2500
- 2011 GMC Sierra 2500
- 2012 GMC Sierra 2500
- 2013 GMC Sierra 2500
- 2009 GMC Sierra Denali
- 2010 GMC Sierra Denali
- 2011 GMC Sierra Denali
- 2012 GMC Sierra Denali
- 2013 GMC Sierra Denali
- 2008 GMC Yukon
- 2009 GMC Yukon
- 2010 GMC Yukon
- 2011 GMC Yukon
- 2012 GMC Yukon
- 2013 GMC Yukon
- 2008 GMC Yukon Denali
- 2009 GMC Yukon Denali
- 2010 GMC Yukon Denali
- 2011 GMC Yukon Denali
- 2012 GMC Yukon Denali
- 2013 GMC Yukon Denali
- 2008 GMC Yukon Denali XL
- 2009 GMC Yukon Denali XL
- 2010 GMC Yukon Denali XL
- 2011 GMC Yukon Denali XL
- 2012 GMC Yukon Denali XL
- 2013 GMC Yukon Denali XL
- 2008 GMC Yukon XL
- 2009 GMC Yukon XL
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.