Mitsubishi Diamante Transmission Problems
23 owner complaints filed with NHTSA across 5 model years.
Complaints by Year
Worst year: 2002. Best year: 2004.
Owner Reports
A representative sample of complaints filed with NHTSA.
ACCELERATOR "STUCK" & VEHICLE REMAINED IN IDLE, FORCING TO CRASH
TL*THE CONTACT OWNS A 2002 MITSUBISHI DIAMANTE. WHILE DRIVING 37 MPH, THE VEHICLE JERKED AND THE SERVICE ENGINE WARNING INDICATOR LIGHT ILLUMINATED. THE CONTACT ATTEMPTED TO ACCELERATE AND PULL OFF THE ROAD, BUT WHEN THE ENGINE REVVED,...
THE DIAMANTE HAS AN ODD ISSUE WHERE THE VEHICLE WILL NOT SHIFT GEARS CORRECTLY WHICH AN EXTREMELY DANGEROUS ISSUE FOR DRIVERS. THE INFORMATION BOARD SHOWS THE TRANSACTION RAPIDLY SWITCHING FROM NEUTRAL TO DRIVE EXCESSIVELY. I HAVE H...
MY WIFE WAS DRIVING ON THE INTERSTATE WHEN THE TRANSMISSION FAILED AND WOULD NO LONGER PROPEL THE VEHICLE. I HAVE RESEARCHED THE PROBLEM AND MULTIPLE PEOPLE HAVE HAD THE SAME PROBLEM. I DON'T UNDERSTAND WHY NO RECALL HAS BEEN MADE. THIS ...
DRIVING ALONG AT 35MPH ENGINE RPM SUDDENLY ALMOST RED LINED LOST POWER AND LOST ALL FORWARD AND REVERSE GEARS.HAD TO TOW THE VEHICLE! *TR
THE CAR JUST STOPPED. THE GEARS WERE NONFUNCTIONAL. *TR
I HAVE A 2001 MITSUBISHI DIAMANTE, AND AM HAVING PROBLEMS THAT SEEM TO RUN RAMPANT AMONG THIS MODEL/MAKE. MY HEATER CORE WENT OUT AT ABOUT 100K MILES; MY ABS LIGHT STAYS ON (DUE TO A SPEED SENSOR FAIL), WHICH RENDERS THE WHOLE ANTI-LOCK ...
I HAVE HAD THE TRANSMISSION REPLACED INCLUDING THE TORQUE CONVERTER $5000. I AM GOING ON MY SECOND POWER ANTENNA $300. THE MOST RECENT CALLED FOR A HEATER CORE REPLACEMENT $1050. *TR
I HAVE A 2003 MITSUBISHI LANCE OZ RALLY, CAR HAS 32,000 MILES ON IT, I PURCHASED IT USED. I HAVE HAD A PROBLEM WHERE SOMETIMES I WOULD SMELL BURNING ODOR FROM THE VENTS. I THINK CAR RUNS VERY RUFF AND IM NOT SURE WHAT IT IS.. I BELIEVE...
JANUARY 12, 2005 ONE COLD MORNING I NOTICED THAT THE REVERSE GEAR DID NOT GO IN AS FAST AS IT SHOULD IT TOOK LIKE 1 MINUTE TO GO INTO GEAR, WHEN COLD IT WOULD JOLT BEFORE ADVANCING IN DRIVE. TOOK IT TO THE DEALER, THEY DID NOT FIND ANYT...
1) SMELLED ANTIFREEZE BUT COULD NOT FIND A SOURCE. 2) HEATER COIL WAS LEAKING. 3) LEAKED ON A COMPUTER THAT CONTROLLED MY TRANSMISSION. WHY WOULD ANYONE PLACE AN ELECTRICAL PART UNDER A UNIT THAT HOLD A LIQUID? WHY WOULD THE ELECTRI...
I AM DRIVING A RENTED MITSUBISHI PROTOGE'. YESTERDAY I REACHED DOWN TO PICK UP A BOTTLE OF WATER FROM THE RECEPTACLE BY THE DASH. AS I REACHED, I ACCIDENTLY BRUSHED THE GEAR SHIFT LEVER ( AUTOMATIC TRANSMISSION ) AND THE GEAR SHIFT POPPE...