2017 GMC YUKON XL Complaints

WHILE STANDING BEHIND THE VEHICLE AND ATTEMPTING TO REMOVE ITEMS FROM THE REAR CARGO AREA, THE LIFT GATE RANDOMLY SLAMS SHUT WITHOUT NOTICE OR WARNING. THIS OCCURRED SEVERAL TIMES WHILE I WAS BEHIND THE VEHICLE. ON SOME OCCASIONS MY CHILD(REN) WAS WITH ME ANDWAS ALMOST HIT AS WELL. SINCE I AM TALLER I WAS HIT AND WAS ABLE TO SAVE MY CHILD FROM INJURY. I WAS HIT SEVERAL TIMES ON DIFFERENT OCCASIONS EITHER I THE HEAD OR IN THE BACK, DEPENDING ON MY POSITION AT THE TIME. I ENSURED THAT I DID NOT HAVE THE KEY FOBIN MY POCKET TO ACCIDENTLY ACTIVATE THE CLOSURE, AND I ENSURE THAT I DID NOT ACCIDENTLY ACTIVATE THE CLOSURE SENSOR UNDERNEATH THE REAR BUMPER AREA. UPON INVESTIGATION THE DEALER DETERMINE THE CAUSE TO BE A LIFT GATE MODULE DEFECT, AS WELL AS SENSOR AND LIFTGATE CALIBRATION.

WHILE STANDING BEHIND THE VEHICLE AND ATTEMPTING TO REMOVE ITEMS FROM THE REAR CARGO AREA, THE LIFT GATE RANDOMLY SLAMS SHUT WITHOUT NOTICE OR WARNING. THIS OCCURRED SEVERAL TIMES WHILE I WAS BEHIND THE VEHICLE. ON SOME OCCASIONS MY CHILD(REN) WAS WITH ME AND WAS ALMOST HIT AS WELL. SINCE I AM TALLER I WAS HIT AND WAS ABLE TO SAVE MY CHILD FROM INJURY. I WAS HIT SEVERAL TIMES ON DIFFERENT OCCASIONS EITHER I THE HEAD OR IN THE BACK, DEPENDING ON MY POSITION AT THE TIME. I ENSURED THAT I DID NOT HAVE THE KEY FOB IN MY POCKET TO ACCIDENTLY ACTIVATE THE CLOSURE, AND I ENSURE THAT I DID NOT ACCIDENTLY ACTIVATE THE CLOSURE SENSOR UNDERNEATH THE REAR BUMPER AREA. UPON INVESTIGATION THE DEALER DETERMINE THE CAUSE TO BE A LIFT GATE MODULE DEFECT, AS WELL AS SENSOR AND LIFT GATE CALIBRATION.

WHILE STANDING BEHIND THE VEHICLE WITH THE LIFT GATE OPEN, AND ATTEMPTING TO REMOVE ITEMS FROM THE REAR AREA THE LIFT GATE RANDOMLY SLAMS SHUT WITHOUT NOTICE OR WARNING. ON SEVERAL OCCASIONS MY CHILDREN WERE IN THE WAY OF THE LIFT GATE CLOSING AS WELL, HOWEVER, SINCE I AM TALLER I WAS HIT FIRST SAVING MY CHILDREN. ON SEVERAL OCCASIONS I WAS HIT IN THE HEAD AND IT THE BACK BY THE SLAMMING REAR LIFT GATE. I ENSURED THAT I DID NOT HAVE THE KEY FOB ACCIDENTLY ACTIVATED IN MY POCKET AND THAT I DID NOT ACTIVATE THE CLOSURE SENSOR UNDERNEATH THE REAR OF THE VEHICLE. UPON INVESTIGATION BY THE DEALER THE CAUSE WAS IDENTIFIED TO BE THE LIFT GATE MODULE. THE LIFT GATE ALSO REQUIRED RECALIBRATION AND SENSOR ALIGNMENT.

WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE DASH DISPLAYED NUMEROUS AND RANDOM ERROR MESSAGES: (WORDING MAY NOT BE EXACT) SERVICE FRONT COLLISION SYSTEM. FRONT RADAR BLOCKED. FRONT COLLISION SYSTEM UNAVAILABLE. THESE MESSAGES INDICATED A PROBLEM WITH THE FORWARD COLLISION AVOIDANCE SYSTEM. THE WEATHER ON THE PARTICULAR DAY VARIED. ERRORS OCCURRED AT VARIOUS SPEEDS. THIS HAZARD CAN CAUSE SERIOUS HARM IF THE SENSORS DETECT AN IMMINENT FORWARD CRASH IN ERROR AND APPLY THE BRAKES IN TRAFFIC. THIS DANGEROUS SITUATION IS LIKELY TO RESULT IN SERIOUS PERSONAL INJURY OR DEATH. THE ROOT CAUSE WAS DETERMINED TO BE RELATED TO AN ADDITIONAL FAILURE MODE IDENTIFIED IN THE OILY SUBSTANCE LEAKING FROM THE CONTROL BOX MOUNTED ON THE FRONT WINDSHIELD. THIS OILY SUBSTANCE WAS IDENTIFIED BY THE VEHICLE OWNER AND REPORTED TO THE DEALER.

WHILE PARKED AND RUNNING WITH NO DRIVER IN THE VEHICLE, THE VEHICLES KEY FOB WAS LOCKED IN THE CAR BY A PASSENGER EXITING THE VEHICLE. THE PASSENGER, A CHILD, EXITED THE VEHICLE AND PUSHED THE "DOOR LOCK" BUTTON AND THEN CLOSED THE DOOR, LOCKING IT WHILE RUNNING WITH THE KEY FOB IN THE VEHICLE. NO WARNING ALERT NOISE WAS EMITTED AND THE VEHICLE DID NOT AUTOMATICALLY UNLOCK THE DOORS AS DESIGNED. THE WEATHER WAS APPROX. 80 DEGREES. THIS HAZARD IS NOT SUPPOSE TO OCCUR AND POSES A HIGH RISK OF CAUSING HARM OR DEATH TO AN UNSUSPECTING PASSENGER. THE HAZARD MITIGATION FOR THIS EVENT FAILED.

WHILE DRIVING, THE CHECK ENGINE LIGHT INTERMITTENTLY FLASHES. VEHICLE RUNS EXTREMELY ROUGH, SLUGGISH AT TIMES. DEALER CHECKED VEHICLE OVER A PERIOD OF TIME AND EVENTUALLY CONFIRMED RANDOM MISFIRES. UNABLE TO FIX ISSUE. UNABLE TO DETERMINE CAUSE. VEHICLE WAS LATER CONFIRMED TO HAVE A FAULTY TRANSMISSION TRANSMISSION REPLACED BY DEALER.

WHILE DRIVING WITH THE NAVIGATION SYSTEM ACTIVELY NAVIGATING THE DESTINATION PATH, THE CENTER CONSOLE DISPLAY SCREEN TURNS TO A BLACK SCREEN WITH NO NAVIGATION FEATURES. THE CONSOLE RANDOMLY REBOOTS AND MUST RESTART. THIS FAILURE MODE CAN CAUSE EXTREMELY HAZARDOUS DRIVING CONDITIONS BY DELAYING THE DRIVERS ABILITY TO FOLLOW THE CORRECT ROUTE. THE DEALER IDENTIFIED THE CAUSE TO BE THE RADIO ASSEMBLY. RADIO REPLACED. SIMILAR SITUATION CONTINUE TO OCCUR WITH THE REPLACEMENT RADIO.

UPON DRIVING VEHICLE WATER WAS OBSERVED TO DRIP FROM UPPER LEFT HAND DRIVERS COMPARTMENT ONTO DRIVER. THE WEATHER HAD PREVIOUSLY BEEN RAINING. ROOF FABRIC WAS SATURATED AND WATER WAS ACTIVELY FALLING. THE DEALER CONFIRMED THE ANTENNA ASSEMBLY ON THE ROOF WAS A KNOWN FAILURE MODE FOR THIS HAZARD. WATER CAN PASSIVELY MIGRATE THROUGH INTERIOR COLUMN. VEHICLE HAD NOT BEEN THROUGH ANY MECHANICAL OR AUTOMATED WASHING SYSTEM. VEHICLE HAD NOT BEEN SUBJECT TO ANY EXTERNAL CAUSE. FAILURE WAS CAUSED BY FAULTY MANUFACTURING ASSEMBLY PROCESS.

VEHICLE WAS STOPPED, PLACED IN PARK ON A HILL, CHILD IN THE CAR, VEHICLE ENGINE RUNNING AND EMERGENCY BRAKE APPLIED. THE VEHICLE BECAME UNRESPONSIVE. UNABLE TO TURN VEHICLE OFF, UNABLE TO SHIFT INTO ANY GEAR, UNABLE TO DRIVE, UNABLE TO OPEN WINDOWS, UNABLE TO OPEN REAR HATCH. ONSTAR WAS CONTACTED AND ADVISED THE VEHICLE HAD A COMPLETE ONBOARD SYSTEM FAILURE. ONSTAR WAS UNABLE TO OFFER ANY ASSISTANCE. ADVISED DRIVER TO CALL A TOW TRUCK. TOW DRIVER ADVISED TO ALLOW VEHICLE TO BE TOWED RUNNING AND IT WOULD RUN OUT OF GAS. DEALER CONFIRMED A MANUFACTURING DEFECT CAUSED THE COMPLETE ONBOARD SYSTEM FAILURE.

DRIVING ON THE HIGHWAY THE VEHICLE WOULD NOT SHIFT GEARS CAUSING THE DRIVER TO PROCEED WELL UNDER THE POSTED SPEED LIMIT. THE DRIVER ATTEMPTED TO INCREASE SPEED SLOWLY AND THE VEHICLE HESITATED, THE ENGINE REVER BUT THE SPEED WOULD NOT INCREASE. THIS CAUSED CARS AT THE CORRECT SPEED TO VEER OUT OF THE LANE TO AVOID A CRASH. ONCE OFF THE HIGHWAY THE VEHICLE WAS HESITANT TO SHIFT GEARS AND EMITTED LOUD REVVING SOUNDS FROM THE ENGINE. PROCEEDING FROM A STOP AT A RED LIGHT THE VEHICLE HESITATED MOVEMENT CAUSING THE WHEELS TO SPIN ON THE PAVEMENT AND AGAIN CARS TO VEER QUICKLY OUT OF THE PATH.