RepairPal Certified shops can diagnose and repair your 1998 Ford Taurus. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
Which 3.0L V6 do you have -- the OHV or DOHC model? (Is the 8th digit of the VIN a U or an S?) Have you done any diagnosis on the vehicle, or are you just replacing parts with the hopes of solving a phantom problem?