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air conditioning

No A/C Fools the TIPM

This bulletin applies to 2011 Jeep Compass/Patriot vehicles that are not equipped with air conditioning. The technician may find DTC P0533 (A/C pressure sensor circuit high is set in the PCM).

Jeep Not Cool

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.

Frozen Spark

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.

Best Practices for Air Conditioning Service

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.

Drivers Lose Their Cool

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.

Dart Reflash

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.

Cadillac Connection Oops

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.