HEADLIGHTS JUST GO OFF ON LOW BEAM WILL WORK ONLY ON HIGH BEAM. SOMETIMES THEY WORK AND THEN AT OTHER TIMES THEY GO OFF. TOOK TO LOCAL DEALERSHIP IN BRANDON MISSISSIPPI, COULD NOT REPRODUCE, HOWEVER GOT STRANDED WOULDN'T CRANK AT 23900 MILES, BOOSTED, TOOK TO DEALERSHIP, GAUGES WERE CLICKING AND JUMPING BATTERY WAS REPLACED UNDER WARRANTY BUT I AM AFRAID THIS IS NOT THE END OF THIS PROBLEM. WE HAVE HAD THREE GMC'S WITH PREVIOUS BATTERY PROBLEMS WHILE UNDER WARRANTY. DT
2005
FUEL SYSTEM, GASOLINE
2005 FAULTY GMC YUKON DASH SYSTEM. DEALER ORIGINALLY TOLD ME IT WAS THE FUEL PUMP BUT SUGGESTED IT MIGHT BE ALCOHOL IN THE GASOLINE. I TRIED USING ETHANOL FREE GAS AND IT WORKED. I COULDN'T FIND ANY ETHANOL FREE GAS ON DEC 25TH SO I HAD TO USE 10% ETHANOL AND MY ENTIRE DASH HAS QUIT WORKING. I CAN'T TELL HOW FAST I'M GOING, IF I HAVE FUEL OR HOW MANY MILES I HAVE ON MY VEHICLE. THE GMC DEALERSHIP WANTS ME TO REPLACE MY FUEL PUMP, DASH BOARD AND THEY ESTIMATE IT WILL COST AROUND $1500. IT WORKED FINE WITHOUT ETHANOL! *TR