I HAVE A 2.5 MONTH OLD 2011 GMC TERRAIN. AT 4984 MILES IT IS IN THE SHOP FOR STALLING, FOR A HORRIBLE RATTLE UPON START UP, AND FOR IT JERKING BETWEEN FIRST AND SECOND GEAR. WHEN I TOOK IT IN THIS MORNING IT HAD STALLED SIX TIMES WITHIN THE PAST 2 DAYS. IT STALLS AFTER START-UP IN FORWARD AND REVERSE AND IT STALLED THREE TIMES WHILE IN IDLE IN A FAST FOOD DRIVE-THRU. THERE IS ALSO THE RATTLING WHICH HAPPENS ON COLD AND WARM STARTS, WHETHER THE A/C OR ECO MODE ARE ON. IT SOUNDS LIKE METAL RATTLING AND LIKE IT IS HARMING THE ENGINE. THE LEAST OF MY WORRIES, IS THE FACT THAT BETWEEN 25-35 MILES AN HOUR THE TRANSMISSION SHIFTS VERY HARD AND KICKS MYSELF AND PASSENGERS FORWARD. APPARENTLY THERE IS A TECH BULLETIN THAT HAS BEEN OUT FOR THE RATTLE FOR SEVERAL MONTHS. WHY NOT FIX THEM BEFORE THEY SELL THEM? ALSO, THERE IS A RECALL #11195 FOR "ROUGH IDLE, POOR DRIVEABILITY" THAT DOESN'T SHOW UP ON THE NHTSA SITE OR ANYWHERE ELSE BUT THE GMC DEALER'S COMPUTER. ADDITIONALLY, DESPITE THE CLAIMS, I HAVE NEVER GOTTEN BETTER THAN 21 MPG WHILE DRIVING THIS CAR INCLUDING AN ALL HIGHWAY TRIP FROM MICHIGAN TO INDIANA. I THINK IT IS FALSE ADVERTISING AND THE FUEL ECONOMY IN ECO OR NOT IS NOT WHAT THEY CLAIM WHEN THE Y SOLD THE VEHICLE TO ME. *TR
2013
SERVICE BRAKES
PURCHASED 2013 GMC TERRAIN DENALI BRAND NEW; VEHICLE HAD APPROX 5000 MILES WHEN THIS INCIDENT TOOK PLACE. WHILE OUT TO MOUNTAINS AND JUST STARTING TO HEADING DOWN A STEEP GRADE ON A DIRT/GRAVEL ROAD (JUST STARTED MOVING AND WAS TRAVELING LESS THAN 5MPH), ABS KICKED IN AND WOULDN'T STOP, PREVENTING THE BREAK FROM BEING PRESSED. THIS CONTINUED FOR ABOUT A HALF MILE DOWN THIS STEEP GRADE ROAD WITH A CLIFF ON ONE SIDE AND A MOUNTAIN FACE ON THE OTHER. THE VEHICLE CONTINUED TO MOVE DOWN THE MOUNTAIN PICKING UP SPEED THE ENTIRE TIME. I TRIED EVERYTHING I COULD THINK OF TO GET THE ABS TO RELEASE THE BREAKS SO THAT I COULD USE THEM AGAIN. I TRIED TO PUMP THE BREAKS, SHIFTED FROM M1 TO DRIVE, THEN TO NEUTRAL, THEN TO REVERSE, ALL TO NO AVAIL. I ALSO TRIED TO JUST NOT DO ANYTHING, NOT TOUCH THE BREAKS, AND SEE IF THE BREAKS WOULD RELEASE AND I STILL CONTINUED DOWN THE MOUNTAIN WITHOUT THE ABILITY TO STOP. AFTER TRAVELING APPROX 1/2 MILE DOWN THE MOUNTAIN I HIT THE EMERGENCY BREAKS WHICH DID STOP THE VEHICLE. ONLY AFTER THE VEHICLE CAME TO A COMPLETE STOP DID THE BREAKS BECOME FUNCTIONAL AGAIN. THE VEHICLE WAS DAMAGED DURING THE RAPID DECENT DOWN THE MOUNTAIN SIDE. MY FAMILY AND I CAME VERY CLOSE TO DEATH THAT DAY AND ALL COULD'VE BEEN KILLED DUE TO THIS DEFECT. BUYERS SHOULD BE AWARE OF THIS ISSUE. *TR