There are 2 owner-reported fuel system complaints for the 2017 GMC Yukonin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
I HAVE 47,078 MILES ON THIS VEHICLE. IT CURRENTLY HAS A RANDOM MISFIRE THAT IS BEING BLAMED ON BAD FUEL INJECTORS. TO REPLACE ALL OF MY FUEL INJECTORS WILL COST ME APPROXIMATELY $1783.00 AT MY LOCAL DEALERSHIP AS MY VEHICLE IS 10,000 MILES OVER WARRANTY. I SHOULDN'T HAVE TO BE REPLACING FUEL INJECTORS ON A 1 YEAR OLD VEHICLE. IT RUNS ON LIMITED POWER MODE WHEN I START IT. I HAVE TO START IT AND THEN SHUT IT OFF AGAIN FOR IT TO RUN IN NORMAL OPERATION BUT IT STILL SHOWS A MISFIRE CODE.
MAY 17, 2018 CHECK ENGINE LIGHT CAME ON WHILE DRIVING. DEALERSHIP SAID INJECTOR #3 WAS BAD. REPLACED SAME DAY. THEN CHECK ENGINE LIGHT CAME ON AGAIN WHILE DRIVING ON 6/13/18. DEALERSHIP SAID INJECTOR #6 IS BAD. IN PROGRESS OF REPLACING IT. THIS IS A NEW VEHICLE WITH 13,000 MILES ON IT CURRENTLY. BOUGHT THE VEHICLE NEW FROM THE DEALERSHIP SEP 30TH, 2017. TWO BAD INJECTORS IN 9 MONTHS WITH THE OCCURRENCES HAPPENING WITHIN LESS THAN A MONTH OF EACH OTHER? SOMETHING HAS TO BE CAUSING THE INJECTORS TO GO BAD.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026