Owner-reported complaints naming the engine system, filed with NHTSA
Data refreshed
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components. Every record below is an owner-reported complaint about the 1999 GMC Yukon submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 12 reports on file name it.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Shown in the owner’s own words, exactly as filed
DT*: THE CONTACT STATED THE VEHICLE'S CHECK ENGINE LIGHT ILLUMINATED. THE SERVICE DEALER DETERMINED THE ENGINE HEAD NEEDED TO BE SHAVED DOWN TO CORRECT THE PROBLEM. THE CONTACT EXPRESSED CONCERN THAT THE ENGINE WAS DEFECTIVE. UPDATED 11/30/2006 - *NM
WHILE DRIVING, THE STEERING WHEEL JERKED AWAY FROM THE CONSUMER WITHOUT WARNING. *AK THE PROBLEM WAS DUE TO THE (EVO) EXHAUST VALVE OPENING. *SC *JB
THE CONSUMER NOTICED THAT THE VEHICLE WAS LEAKING COOLANT. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO INDICATED THAT THE INTAKE MANIFOLD, WATER PUMP AND THERMOSTAT WERE RUSTED. PLEASE PROVIDE ANY FURTHER INFORMATION. *NLM
QUICK CHANGE CONNECTOR ON THE MANIFOLD IS MANUFACTURED FROM A DISSIMILAR METAL CAUSING PREMATURE DETERIORATION OF THE FITTING RESULTING IN A LOSS OF COOLANT. *NLM
ANY RECALL ON THIS VEHICLE? NO SAFETY DEFECT LISTED. *AK
SINCE DATE OF PURCHASE CONSUMER HAS HAD AN EXHAUST SYSTEM PROBLEM, CAUSING VEHICLE TO MAKE LOUD NOISES. PLEASE PROVIDE FURTHER DETAILS.*AK
ENGINE WAS SLUGGISH, AND IT JERKED HARD WHEN CHANGING OVER. CONSUMER ASSUMED THAT SOUND WAS BECAUSE OF V8 ENGINE. DELAER STATED MOTOR WAS SHOT, BUT CONSUMER WAS WAITING FOR A WRITTEN DIAGNOSIS. *AK
TENSIONER THAT ADJUSTS MAIN BELT HAD BROKEN. EVER SINCE WOULD BE MAKING CLICKING NOISE. HAD TAKEN TO DEALERSHIP 3 TIMES FOR REPAIRS, AND EACH TIME REPAIRS WOULD FAIL AFTER A WHILE.*AK
WHILE DRIVING ABOUT 60 MPH WHEN ENGINE WILL STALL WITHOUT A PRIOR WARNING JUST DIE, NO POWER/NO ELECTRICITY WHEN THIS HAPPENS. *AK
WHEN DRIVING AT 20-25 MPH ENGINE WILL CUT OFF WITHOUT PRIOR WARNING, WHICH CAUSES LOSS OF ALL POWER. CONSUMER HAS CONTACTED DEALER, FUEL FILLER WAS REPLACED. HOWEVER, PROBLEM STILL OCCURS. PLEASE PROVIDE ANY FURTHER DETAILS. *AK
J3140- ENG COOL ADAPTR RPL, F2023-PIN SHAFT SEAL, T2020-WARRENTY TOWING, F3023-RR DIFF HOUSING RPL, C0382 R/R WIN REG R&R/ RPL, J1400-FLYWHEEL(AUTO) RPL, J5645-FUEL INJECTOR CLEAN, K4123 TRANS CASE SEL SW,12345104, CHECK ENGINE SOON LIGHT CAME ON EVERYTIME I HAD WORK DONE. THE TRUCK HAS BEEN IN THE SHOP UP TO 8 TIMES!
THE FRONT BRAKES WOULD OVERHEAT & BECOME SLUGGISH. ALSO, VEHICLE'S WOULD STALL OUT AFTER BEING IDLED OR STOPPED. TAKING VEHICLE TO DEALER. *AK
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Categories with enough reports to have a page of their own
Data on this page last refreshed .