Service-shop owners and technicians can now purchase the MACS 2013 Mobile A/C Update manual from the Mobile Air Conditioning Society (MACS) Worldwide.

The manual is targeted to the working technician who is experienced in the service and repair of mobile A/C systems and wants to keep up with the changes in repair techniques, tools, and service trends.

Topics covered include: the bumpy road to R-1234yf, the end of R-134a, universal compressor oil, Chevy Volt battery thermal management, 6.7 liter power stroke cooling system service, Chrysler switching to a new antifreeze, water pump problems, quick tips, TECH 2 scan tool on your computer, new Chrysler electronic architecture, new HVAC and engine cooling technologies, and more.

The manual is available to MACS members for $20 plus shipping and $40 plus shipping for non-members. You can order at the MACS online store at www.macsw.orgor call the MACS office at (215) 631-7020.