Gus, You said: "If your relays are in the stock configuration, then the cooling fans are not supposed to come on with the A/C." This statement is incorrect; regardless of any modification or fan circuit add-on's, the cooling fans should always run whenever the AC is turned on. DMC Joe "We're here to help you" DMC Help / De Lorean Services / <dmchelp@xxxx> Web Site: <http://www.deloreanservices.com"> DeLorean services.com www.DMC.tv is in your future .....