Product Parameters Oil Type: PAG46; Pulley Grooves: 6 Internal Oil Content: 130ml Compressor Type: 10S20F; Pulley Diameter (mm): 110 Tips The oil content of itself can already meet the normal operation of the ac compressor. If the oil is added to the load, it will cause the compressor to vibrate or be damaged. Fitment 2003-2009 Fit for Chevrolet Express 1500 4.3L,2008-2009 Fit for Chevrolet Express 1500 5.3L,2003-2005 Fit for Chevrolet Express 2500 4.3L,2008-2009 Fit for Chevrolet Express 2500 4.8L,2008-2009 Fit for Chevrolet Express 2500 6.0L,2008-2009 Fit for Chevrolet Express 2500 6.6L,2008-2009 Fit for Chevrolet Express 3500 4.8L,2008 Fit for Chevrolet Express 3500 5.3L,2008-2009 Fit for Chevrolet Express 3500 6.0L,2008-2009 Fit for Chevrolet Express 3500 6.6L,2003-2013 Fit for Chevrolet Silverado 1500 4.3L,2007 Fit for Chevrolet Silverado 1500 Classic 4.3L,2003-2010 Fit for Chevrolet Silverado 2500 HD 6.6L,2007 Fit for Chevrolet Silverado 2500 HD Classic 6.6L,2003-2006 Fit for Chevrolet Silverado 3500 6.6L,2007 Fit for Chevrolet Silverado 3500 Classic 6.6L,2007-2010 Fit for Chevrolet Silverado 3500 HD 6.6L,2003-2009 Fit for GMC Savana 1500 4.3L,2008-2009 Fit for GMC Savana 1500 5.3L,2003-2005 Fit for GMC Savana 2500 4.3L,2008-2009 Fit for GMC Savana 2500 4.8L,2008-2009 Fit for GMC Savana 2500 6.0L,2008 Fit for GMC Savana 2500 6.6L,2008-2009 Fit for GMC Savana 3500 4.8L,2008-2009 Fit for GMC Savana 3500 6.0L,2008 Fit for GMC Savana 3500 6.6L,2003-2010 Fit for GMC Sierra 1500 4.3L,2007 Fit for GMC Sierra 1500 Classic 4.3L,2003-2010 Fit for GMC Sierra 2500 HD 6.6L,2007 Fit for GMC Sierra 2500 HD Classic 6.6L,2003-2006 Fit for GMC Sierra 3500 6.6L,2007 Fit for GMC Sierra 3500 Classic 6.6L,2007-2010 Fit for GMC Sierra 3500 HD 6.6L Pipeline Assembly Failure The pipeline equipment is not installed and fixed, and the air conditioner compressor swings for a long time, which causes looseness and air leakage Not Cool Enough If the ac compressor with clutch is of poor quality or does not work, it is easy to cause the car to be stuffy and affect the driving experience Cooling Time Is Too Long The air conditioning compressor is used for too long, and organic carbon is generated, which causes pipeline blockage or desiccant bottle failure High Fuel Consumption When your ac compressor pump has high fuel consumption, it proves that there is a problem, you can consider replacing it