FORD GRAND MARQUIS 1990 car safety problem was reported on .FORD GRAND MARQUIS 1990, manufactured by FORD MOTOR COMPANY had a problem with VEHICLE SPEED CONTROL . WHILE TRAVELING AND WITHOUT ANY INDICATION SPEED CONTROL WOULD SET WITHOUT DRIVER SETTING IT. DEALER HAS BEEN CONTACTED. PLEASE PROVIDE FURTHER INFORMATION. *AK.Ford Grand Marquis 1990 problem was reported in ROAVENNA, OH. Vehicle was not using Cruise Control. Report Your Car ProblemGo Top