Kinda tough without seeing the car, but I would check ALL fuses first, then electronic relays.
Is it fuel-injected or carbureted? I had a problem once with a carbureted engine, and the carb float was stuck, causing it to dump raw fuel in large quantities...
2009 ML350 (84K) - Family vehicle
2001 CLK430 Cabriolet (71K) - Wife's car
2005 BMW 645CI (124K) - My daily driver
2012 Mustang V6 (60K) - Daughter's car