Imag­ine being stuck in traf­fic on a 90-degree day when your vehicle's air con­di­tion­ing sys­tem mal­func­tions. With sum­mer heat­ing up, the non-prof­it Car Care Coun­cil rec­om­mends that motorists be car care aware and have their A/C sys­tem checked to make sure it is work­ing prop­er­ly.