Clicking is good, it means that the compressor is cycling on and off. Cycling on one second intervals usually means that you are low on freon. I just had mine serviced (cycled every five seconds or so), and now no more cycling. John #7009 --- In dmcnews@xxxxxxxxxxxxxxx, "geoff_ombao" <geoff_ombao@xxxx> wrote: > Greetings! Recently picked up an 82 DMC and am quickly finding out about many of > its eccentricities ... the most recent one: > > A clicking sound can be heard from the rear of the car when the air conditioning > is on at > highway speeds (at perhaps one second intervals). Has anyone else noticed this? To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnews Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/