SERVICE BRAKES, HYDRAULIC:ANTILOCK:CONTROL UNIT/MODULE
1-AT LOW SPEED BRAKING (3-5MPH), THE ANTI LOCK BRAKE SYSTEM CAUSES THE PEDDLE TO PULSATE AND GROON. SEVERAL TIMES THE SYSTEM JUST GAVE UP AND ALLOWED THE VEHICLE TO SLIDE INTO INTERSECTIONS, BEFORE STOPPING. 2-NO CONSEQUENCES YET 3- TOOK 2001 YUKON XL TO LOCAL GMC DEALER, FOR SERVICE. DEALER REPORT WAS LEFT FRONT HUB ASSEMBLY WAS HEAVILY CORRODED. FRONT ROTORS WERE RUSTY AND NEEDED TO BE CUT, REAR ROTORS WERE RUSTY AND NEEDED TO BE CUT, ALSO REAR PADS NEED REPLACEMENT. VEHICLE HAS ONLY 26,000 MILES. VEHICLE WAS NOT REPAIRED AT THIS TIME, FEELING THERE IS A SAFETY ISSUE WITH THE HUB ASSEMBY AND REPLACING OTHER PARTS ARE NOT TOTALLY NECESSARY. *AK
2006
ELECTRONIC STABILITY CONTROL
PERIODIC "TRACTION ACTIVE" INDICATOR LIGHT ALONG WITH GAS PEDAL INOPERABLE. BECAME MORE FREQUENT AND DURING LONG ROAD TRIP FOR WORK, ALMOST GOT INTO 3 ACCIDENTS. ONLY OCCURS WHEN STARTING OUT OR DURING ACCELERATION WHILE GOING SLOW. TWICE AT STOP SIGN WHILE CROSSING BUSY INTERSECTIONS, VEHICLE DIED IN MIDDLE OF INTERSECTION WHEN PULLING OUT FOR SEVERAL SECONDS. CAUSED TRAFFIC TO STOP AND ALMOST HAD COLLISION. ONCE HAPPENED WHILE MAKING LEFT TURN AT INTERSECTION. SAME RESULTS. SAW MANY SIMILAR COMPLAINTS ON FORUMS ABOUT GMC YUKON. USUALLY HAPPENS AFTER 40K (WARRANTY EXPIRED) I JUST WENT OVER 40K LAST WEEK. SEEMS LIKE PROBLEM STARTED BACK IN 2003 VERSION, FROM ALL OTHER COMPLAINTS I READ ABOUT. REPAIR: DEALER FOUND INCORRECT READINGS FROM RIGHT FRONT WHEEL SPEED SENSOR, SENSOR ONLY AVAILABLE AS PART OF RF HUB ASSY. PN 015233113 $377.36 ($600+ INSTALLED) I EXPLAINED ALL OTHER COMPLAINING ABOUT SAME PROBLEM AND HOW THIS IS A VERY BIG SAFETY ISSUE. DEALER SAID THEY CAN DO NOTHING. *TR