This bulletin applies to 2011 Jeep Grand Cherokee vehicles. The A/C system may be inoperative or may lose charge. This may be caused by a weld issue inside the service port on the liquid side. This condition is difficult to diagnose since the A/C gauge set (when connected) will cover-up the leak point.
Owners of 2013 Chevy Spark vehicles may comment on the A/C blowing warm air intermittently out of the ducts when driving at highway speeds and more noticeably on longer commutes with high humidity.
Automotive A/C systems, once a stand-alone and relatively simple design, have evolved and continue to evolve, offering greater efficiency and reduction of atmospheric pollutants.
This bulletin applies to a host of Acura models including 1997-2003 CL, 2013 ILX, 2013 ILX Hybrid, 2001-2012 MDX, 2007-2013 RDX, 1996-2012 RL, 2002-2006 RSX, 1999-2006 RSX, 1999-2012 TL, 2003-2012 TSX and 2010-2012 ZDX.
This bulletin applies to 2013 Dodge Dart vehicles equipped with a 1.4L engine and the C635 manual transmission. The customer may indicate that they feel an A/C engagement bump during acceleration when ambient temperature is above 90 degrees Fahrenheit, along with a lack of power.
Some owners of 2013-2014 Cadillac XTS vehicles may comment on the SES (service engine soon) light on. Upon inspection the technician may find DTCs P0097, P00F4, P0113, P2229 and/or P0102 set.
This tip applies to all Honda models equipped with air conditioning. If the left dashboard side vent is warmer than the right side with the A/C on, chances are the evaporator core isn’t being flooded with enough liquid refrigerant, causing it to fully vaporize halfway through the core.
According to Honda, if you’re troubleshooting for an A/C leak and can’t find it even when using dye or another leak detector, the problem may be at the bulkhead, where the A/C lines attach to the expansion valve.
This bulletin applies to 2012-2013 Jeep Grand Cherokee vehicles equipped with air conditioning ATC with dual zone control or ATC with three-zone temperature control, built between Jan. 16, 2012, and Aug. 8, 2012.
This bulletin applies to 2012-2013 Chevy Equinox and Impala vehicles as well as GMC Terrain models, equipped with a V6 engine only. Some customers may comment on an erratic or insufficient cooling when the A/C compressor is turned on. The compressor may not have been torqued properly at the time of assembly, causing a load on the compressor shaft.