NHTSA Complaint #11089187 — 2012 GMC SIERRA 1500

POWER TRAIN issue reported to NHTSA

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Complaint Details

ODI Number	11089187
Vehicle	2012 GMC SIERRA 1500
Component	POWER TRAIN
Date of Incident	April 20, 2018
Date Filed	April 21, 2018
Mileage	44,000 miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	MA

Consumer Description

WHEN VEHICLE STARTS MOVING FOREWARD FROM A DEAD STOP AND WHEN AUTOMATIC TRANSMISSION SHIFTS FROM 1ST GEAR TO SECOND GEAR THERE IS A HARD CLUNK.THIS HAS BEEN HAPPENING SINCE 15000 MILES.WHEN I BRING TO DEALER ,THEY WANT TO KEEP TRUCK ,LEAVING ME WITHOUT VEHICLE.WIFE AND I WERE ON MAJOR HWY AND HAD TO SHUT VEHICLE DOWN IN TRAFFIC TO STOP THE CLUNK.VERY DANGEROUS SITUATION.

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