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2003 Volkswagen Jetta

Owner reports · Recalls · Investigations

More warning signs than most Jetta years

Owner complaints for the 2003 Volkswagen Jetta are substantially higher than the model-year median of 68.

About this comparison →

When problems were reported

Mileage at the reported incident

374 reports with mileage · 81 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Seats. Review the 100 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 97 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Air Bags. Review the 76 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

25 crash reports70 fire reports76 injury reports

What owners actually said

455 reports
54,500 miles · Feb 26, 2008
SeatsInjury

DRIVERS SIDE HEAT SEATER FAILED ABOUT 2 MONTHS AGO. IT GOT HOTTER THAN NORMAL WHEN ON SETTING #3, I TURNED IT OFF, AND FROM THAT POINT ON IT DIDN'T WORK. TWO DAYS AGO, I HAD THE DRIVERS SIDE SEAT HEATER REPLACED AT THE KAISERSLAUTERN, GERMANY VW DEALERSHIP. WHILE DRIVING HOME FROM WORK, THE SEAT BECAME EXTREMELY HOT WHILE ONL…

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DRIVERS SIDE HEAT SEATER FAILED ABOUT 2 MONTHS AGO. IT GOT HOTTER THAN NORMAL WHEN ON SETTING #3, I TURNED IT OFF, AND FROM THAT POINT ON IT DIDN'T WORK. TWO DAYS AGO, I HAD THE DRIVERS SIDE SEAT HEATER REPLACED AT THE KAISERSLAUTERN, GERMANY VW DEALERSHIP. WHILE DRIVING HOME FROM WORK, THE SEAT BECAME EXTREMELY HOT WHILE ONLY ON SETTING #2. IT WAS SO HOT, THAT I SMELLED SOMETHING BURNING, AND COULD NOT SIT DOWN WHILE DRIVING BECAUSE OF THE EXTREME PAIN TO MY BUTTOCKS. I REACHED DOWN WITH MY HAND TO CONFIRM THE HEAT AND ALSO BURNED MY HAND. NOTE THAT I WAS ONLY RUNNING THE SEAT HEATER ON LEVEL 2 OF 5 FOR APPROXIMATELY 5 MINUTES. UPON INSPECTION OF THE SEAT, THERE IS NOW A HARDENED PLASTIC FEELING AREA WHERE THE LEATHER ON THE SEAT WAS THE HOTTEST. HAD I NOT IMMEDIATELY TURNED OFF THE HEATER, IT IS VERY LIKELY THAT THE ENTIRE SEAT WOULD HAVE CAUGHT ON FLAMES. ADDITIONALLY, SINCE THIS OCCURRED WHILE DRIVING AND I WAS UNABLE TO PROPERLY SIT IN THE SEAT, AN ACCIDENT COULD MOST CERTAINLY HAVE OCCURRED ON THE SPOT. I IMMEDIATELY SPOKE WITH THE DEALERSHIP AND THEY SAID THEY WILL REPLACE THE HEATER BUT NOT THE SEAT. THEY SAY THE DAMAGE TO THE SEAT IS NOT EXTREME ENOUGH TO REPLACE THE ENTIRE THING. HOWEVER, I FEEL IT IS THEIR OBLIGATION TO REPLACE IT BECAUSE THE DAMAGE WAS CAUSED BY THEIR INSTALLATION OF A FACTORY ITEM THAT HAS ALREADY FAILED ONCE. *TR

NHTSA ODI #10219168

58,900 miles · Feb 25, 2008
Visibility

I BOUGHT AN 2003 VW JETTA WOLFSBERG ON JAN. 17TH, 2007. I WAS DRIVING ON AN INTERSTATE AND HIT A BUMP AND THE RIGHT PASSENGER WINDOW FELL INTO THE DOOR PANEL. I WENT TO THE DEALER AND THEY SAID THEY COULD FIX BUT ITS OUT OF WARRANTY AND I WILL BE RESPONSIBLE FOR ALL CHARGES. I CALLED VW AND THEY SAID THERE ARE NO KNOWN DEFECTS O…

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I BOUGHT AN 2003 VW JETTA WOLFSBERG ON JAN. 17TH, 2007. I WAS DRIVING ON AN INTERSTATE AND HIT A BUMP AND THE RIGHT PASSENGER WINDOW FELL INTO THE DOOR PANEL. I WENT TO THE DEALER AND THEY SAID THEY COULD FIX BUT ITS OUT OF WARRANTY AND I WILL BE RESPONSIBLE FOR ALL CHARGES. I CALLED VW AND THEY SAID THERE ARE NO KNOWN DEFECTS OR ANY PENDING AT THIS TIME. *TR

NHTSA ODI #10219110

Mileage unknown · Feb 22, 2008
SeatsInjury

HAD THE DRIVER'S SIDE HEAT SEATER ON. FELT A SHOCKING SENSATION AND SMELLED SMOKE. PULLED OVER, TURNED OFF HEAT SEATER AND EXITED CAR. THERE IS A HOLE BURNED IN THE SEAT AND IT TOOK OVER 5 MINUTES FOR IT TO STOP SMOKING. *TR

NHTSA ODI #10218843

47,715 miles · Feb 17, 2008
Engine And Engine Cooling

PURCHASED A USED 03 VW TDI ON 04/05, HAD THE WARRANTY TRANSFERRED AND REGISTERED TO ME AT VW. BRIEF RANDOM INCIDENTS OCCURRED WHERE THROTTLE WOULD NOT RESPOND FOR 1-3 SECONDS WHEN STARTING FROM A STOP SIGN. (THIS COULD BE DETRIMENTAL TO YOUR HEALTH) VW DEALER COULD DO NOTHING WITHOUT A FAULT CODE. THIS CONTINUED FOR 2 YEARS AND …

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PURCHASED A USED 03 VW TDI ON 04/05, HAD THE WARRANTY TRANSFERRED AND REGISTERED TO ME AT VW. BRIEF RANDOM INCIDENTS OCCURRED WHERE THROTTLE WOULD NOT RESPOND FOR 1-3 SECONDS WHEN STARTING FROM A STOP SIGN. (THIS COULD BE DETRIMENTAL TO YOUR HEALTH) VW DEALER COULD DO NOTHING WITHOUT A FAULT CODE. THIS CONTINUED FOR 2 YEARS AND 24000 MILES. ON 02/04/08, I SHUT THE ENGINE OFF, DID AN ERRAND, CAME OUT AND RESTARTED THE ENGINE ONLY TO HAVE IT IDLE ROUGH THEN DIE OUT, DURING THIS TIME THERE WAS NO THROTTLE RESPONSE. I RESTARTED ENGINE 6-7 TIMES, ON THE 8TH TIME IT RAN NORMALLY. NEXT DAY SAME HAPPENED TO WIFE. I LOADED CAR ONTO A FLATBED AND DELIVERED TO VW DEALER 60 MILES AWAY. THEY FOUND THE EGR THROTTLE VALVE STUCK, REMOVED IT, CLEANED OUT BUILT-UP CARBON. THIS COST $370.00 WE DO NOT KNOW IF THESE INCIDENTS ARE RELATED. *TR

NHTSA ODI #10218229

175,000 miles · Feb 11, 2008
Equipment

AM RADIO NOT WORKING. FM RADIO HAS LIMITED RANGE. *TR

NHTSA ODI #10217702

45,000 miles · Feb 10, 2008
Latches/locks/linkages

INTERMITTENT MALFUNCTION OF REAR DOOR LOCKS. CAN'T OPEN. REPORTER TO DEALER WHILE UNDER WARRANTY. DEALER COULD NOT REMEDY. AFTER WARRANTY EXPIRED, DEALER RECOMMENDER SERVICE. DEALER CHECKED AND VERIFIED THAT THE PROBLEM HAD BEEN REPORTED PREVIOUSLY WHEN SERVICED(FROM THEIR RECORDS).NEFTIN VOLKSWAGEN, THOUSAND OAKS CA. *TR

NHTSA ODI #10217602

67,000 miles · Feb 7, 2008
Equipment

RECENTLY THE RADIO IN MY 2003 VOLKSWAGEN JETTA WOLFSBURG EDITION STOPPED WORKING. AT FIRST THE RADIO STATION WAS DISPLAYED BUT I WAS UNABLE TO GET ANY BUTTONS TO WORK EXCEPT THE EJECT BUTTON, THE VOLUME KNOB, AND THE ON/OFF BUTTON. THE LAST RADIO STATION I LISTENED TO WAS DISPLAYED BUT NO SOUND COULD BE HEARD. I STARTED TO LOOK …

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RECENTLY THE RADIO IN MY 2003 VOLKSWAGEN JETTA WOLFSBURG EDITION STOPPED WORKING. AT FIRST THE RADIO STATION WAS DISPLAYED BUT I WAS UNABLE TO GET ANY BUTTONS TO WORK EXCEPT THE EJECT BUTTON, THE VOLUME KNOB, AND THE ON/OFF BUTTON. THE LAST RADIO STATION I LISTENED TO WAS DISPLAYED BUT NO SOUND COULD BE HEARD. I STARTED TO LOOK FOR HELP ON THE INTERNET, POSSIBLY A FUSE OR SOMETHING SIMPLE BUT WHAT I FOUND WAS COMPLETELY THE OPPOSITE. ACCORDING TO SEVERAL WEBSITES, THE RADIO HAS AN INTERNAL DEFECT WHICH FRIES THE RADIO WHEN THE BATTERY STARTS TO GET WEAK. I WORK AT A CADILLAC DEALERSHIP SO I TESTED THE BATTERY AND IT TESTED MARGINAL. I CHECKED WITH A COUPLE VW DEALERSHIPS AND THEY BOTH TOLD ME I WOULD HAVE TO REPLACE THE RADIO. I JUST RECEIVED MY AFTERMARKET RADIO, WHICH I ORDERED AFTER HEARING HORROR STORIES OF REPLACING THE RADIO WITH AN OEM UNIT AND HAVING THEM GO BAD AGAIN THE NEXT TIME THE BATTERY WENT DEAD. I STILL HAVE THE OEM RADIO, AND WILL HANG ON TO IT FOR WHILE. *TR

NHTSA ODI #10217406

Mileage unknown · Jan 25, 2008
Air Bags

WHILE DRIVING ON INTERSTATE, DRIVER SIDE AIRBAG DEPLOYED FOR NO REASON. THIS WAS NOT PRECEDED BY A POTHOLE, FLAT TIRE, SWERVE, OR ANY OTHER EVENT. DRIVER WAS HIT IN HEAD BY AIRBAG, BUT MANAGED TO CONTROL CAR AND BRING TO HALT IN BREAKDOWN LANE. ONLY DAMAGE TO CAR IS THE AIRBAG. NO OTHER VEHICLES INVOLVED. *TR

NHTSA ODI #10216025

70,000 miles · Jan 23, 2008
Exterior Lighting

BRAKE LIGHT SWITCH FAILED CAUSING BRAKES LIGHTS TO STAY ILLUMINATED EVEN WHEN THE CAR IS TURNED OFF AND THE KEY REMOVED. *TR

NHTSA ODI #10215738

27,234 miles · Dec 31, 2007
Engine And Engine Cooling

A) 1) DROVE VEHICLE FOR ABOUT 2 MILES ON THE MORNING OF 05/21/07 WHEN THE FAILURE HAPPENED. 2) VEHICLE LOST ENGINE POWER AND VEHICLE STARTED TO VIBRATE A LOT. 3) FAILED IGNITION COIL #3 WAS REPLACED UNDER WARRANTY. B) 1) DROVE VEHICLE FOR ABOUT 1 MILES ON THE MORNING OF 11/07/07 WHEN THE FAILURE HAPPENED. 2) VEHICLE LOS…

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A) 1) DROVE VEHICLE FOR ABOUT 2 MILES ON THE MORNING OF 05/21/07 WHEN THE FAILURE HAPPENED. 2) VEHICLE LOST ENGINE POWER AND VEHICLE STARTED TO VIBRATE A LOT. 3) FAILED IGNITION COIL #3 WAS REPLACED UNDER WARRANTY. B) 1) DROVE VEHICLE FOR ABOUT 1 MILES ON THE MORNING OF 11/07/07 WHEN THE FAILURE HAPPENED. 2) VEHICLE LOST ENGINE POWER AND VEHICLE STARTED TO VIBRATE A LOT. 3) FAILED IGNITION COIL #4 WAS REPLACED. *TR

NHTSA ODI #10213315

Official recalls

2

18V406000 · Air Bags:frontal:driver Side:inflator Module

Jun 13, 2018

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2003 Volkswagen Passat sedan, Jetta, Jetta wagon, Golf, EuroVan, EuroVan Camper Van and EuroVan Chassis vehicles. Upon deployment of the driver's frontal air bag, excessive internal pressure may cause the inflator to explode.

Consequence & remedy

Consequence: In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator could explode with metal fragments striking the driver or other occupants resulting in serious injury or death.

Remedy: Volkswagen will notify owners, and dealers will replace the driver's frontal air bag inflator, free of charge. The recall began May 2, 2019. Owners may contact Volkswagen customer service at 1-800-893-5298. Volkswagen's number for this recall is 69X3.

07V063000 · Exterior Lighting:brake Lights:switch

Feb 20, 2007

ON CERTAIN PASSENGER, WAGON, AND CONVERTIBLE VEHICLES EQUIPPED WITH OR WITHOUT CRUISE CONTROL, A BRAKE LIGHT SWITCH MAY MALFUNCTION IF IT WAS INSTALLED INCORRECTLY.

Consequence & remedy

Consequence: THE BRAKE LIGHTS COULD BECOME INOPERATIVE, OR REMAIN ON. FAILURE TO PROVIDE THE PROPER SIGNAL WHEN BRAKING COULD LEAD TO A CRASH WITHOUT WARNING.

Remedy: DEALERS WILL INSTALL THE NEWLY DESIGNED BRAKE LIGHT SWITCH FREE OF CHARGE. THE RECALL BEGAN ON APRIL 27, 2007, AND WILL BE CONDUCTED IN SEVERAL STAGGERED MAILINGS THROUGH SEPTEMBER 21, 2007. VEHICLES WITHIN THE MAKE, MODEL, AND MODEL YEAR OF THIS POPULATION MAY BE INVOLVED IN EITHER THIS RECALL OR 06V-183, BUT NOT BOTH. THE REMEDY IS THE SAME FOR EACH RECALL. VOLKSWAGEN DEALERS WILL APPLY THE REMEDY BASED ON THE VIN NUMBER OF THE VEHICLE. OWNERS MAY CONTACT VW AT 1-800-822-8987.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

4

DP05004 · Engine Stalling

Opened Aug 11, 2005 · Closed Dec 8, 2005

Status: closed (inferred from source dates) · Electrical System:ignition:module

BY LETTER RECEIVED ON JUNE 24, 2005, MR. RONALD M. STRICKLAND OF RALEIGH, NC, SUBMITTED A PETITION REQUESTING THAT THE AGENCY INVESTIGATE THE PERFORMANCE OF THE IGNITION COIL PLUGS ON MODEL YEAR (MY) 2000-2003 VOLKSWAGEN JETTA, GOLF AND PASSAT SEDANS.THE PETITIONER ALLEGES THAT HE HAD EXPERIENCED MULTIPLE STALLING EVENTS AS A RESULT OF ONE OR MORE IGNITION COIL PLUGS MALFUNCTIONING ON HIS 2002 VW JETTA SEDAN.AS A RESULT OF THE ENGINE STALLING, THE PETITIONER EXPERIENCED A LOSS OF POWER STEERING AND INCREASED BRAKING EFFORTS WHEN HE PULLED THE VEHICLE OVER TO THE SIDE OF THE ROAD TO CONTROL THE VEHICLE.AFTER A FEW MINUTES PARKED ON THE SHOULDER HE WAS ABLE TO RESTART THE VEHICLE ALTHOUGH THE ENGINE OPERATED AT REDUCED POWER.VW ISSUED A CUSTOMER SATISFACTION CAMPAIGN (CSC) ON JANUARY 31, 2003 TO INSTRUCT THEIR DEALERSHIPS TO INSPECT THE VEHICLES FOR ANY MALFUNCTIONING IGNITION COIL PACKS AND TO REPLACE THEM AT NO COST TO THE CONSUMER.CONSUMERS WERE NOTIFIED TO BRING THEIR VEHICLES TO THEIR DEALERSHIPS VIA OWNER LETTERS MAILED OUT ON JUNE 6, 2003.WHILE VW INITIALLY INSTRUCTED THE DEALERSHIPS TO ONLY REPLACE THE MALFUNCTIONING IGNITION COIL PACKS, A REVISED CSC WAS ISSUED TO DEALERSHIPS IN DECEMBER 2003 AND JANUARY 2004, INSTRUCTING DEALERSHIPS TO REPLACE ALL IGNITION COIL PACKS REGARDLESS OF THEIR PERFORMANCE.A REMINDER TO THE DEALERSHIPS WAS SENT BY VW ON APRIL OF 2004.ALTHOUGH THE CONCERNS OF THE PETITIONER COULD THEORETICALLY CREATE A SAFETY PROBLEM, THE RISK IS VERY SMALL, DUE TO THE ENGINE STILL RUNNING ON EITHER 3, 5, OR 7 CYLINDERS.THERE ARE NO REPORTED CRASHES OR INJURIES DUE TO THE ALLEGED DEFECT.ONCE DRIVERS ARE AWARE OF THE PROBLEM (LOSS OF POWER DUE TO ONE OF THE IGNITION COIL PACKS MALFUNCTIONING), DRIVERS ARE ABLE TO TAKE PRECAUTIONARY AND COMPENSATORY MEASURES AND STILL MAINTAIN CONTROL OF THEIR VEHICLES.IN ADDITION, FOUR FIRES WERE REPORTED TO ODI.THESE WERE IGNITION COIL BURNOUTS WITH NO ADDITIONAL DAMAGE TO THE VEHICLE AND WERE LOCALIZED ON TOP OF THE ENGINE. DURING THE LAST 24 MONTHS THE NUMBER OF STALL AND DRIVABILITY COMPLAINTS REPORTED TO ODI HAS GREATLY DIMINISHED FROM A PEAK OF 195 IN JANUARY OF 2003 TO ONLY 3 IN AUGUST OF 2005.THIS COINCIDES WITH THE CSC RELEASED BY VW.A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME AND FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

PE04081 · Inadvertent SIDE-AIRBAG Deployment

Opened Dec 16, 2004 · Closed Apr 1, 2005

Status: closed (inferred from source dates) · Air Bags:side/window

THE SUBJECT VEHICLES ARE EQUIPPED WITH SIDE-THORAX AND SIDE-HEAD CURTAIN AIRBAGS TO PROTECT THE FRONT AND REAR OUTBOARD OCCUPANTS IN A SIDE-IMPACT CRASH.THIS INVESTIGATION IDENTIFIED A TOTAL OF 499 REPORTS (482 OWNERS REPORTS AND 17 WARRANTY CLAIMS).THE CRASH SENSING SYSTEM?S ALGORITHM MAY RECOGNIZE CERTAIN NON-CRASH IMPACTS (WHEEL, TIRE AND UNDERCARRIAGE IMPACTS) AS DEPLOYABLE EVENTS.THE 97 ALLEGED INJURIES WERE MINOR IN NATURE AND CONSIST OF ABRASIONS, BRUISES, EAR RINGING AND HEADACHES.THERE WAS NO ALLEGED LOSS OF CONTROL CRASH AS A RESULT OF SIDE-AIRBAG DEPLOYMENT.ODI ALSO OBTAINED COUNTS OF ALLEGED INADVERTENT SIDE-AIRBAG DEPLOYMENTS FROM PEER MANUFACTURERS.THE DATA SHOWS THAT THE SUBJECT VEHICLES ARE NOT UNIQUE IN BEING SUBJECT TO SUCH ALLEGATIONS.THE COMPLAINT RATE FOR NON-SUBJECT INDIVIDUAL MODEL VEHICLES VARIES WIDELY.THE RATE FOR THE SUBJECT VEHICLES IS COMPARABLE TO THREE PEER MODELS, EACH WITH COMPACT CHASSIS/WHEELBASES.ODI HAS NOT IDENTIFIED ANY COMPONENT FAILURE OR MANUFACTURING TREND THAT MAY RELATE TO A COMPONENT OR MANUFACTURING ISSUE.A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME.FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

EA04010 · Driver Side Front Seat Overheats

Opened Mar 30, 2004 · Closed Oct 21, 2004

Status: closed (inferred from source dates) · Seats:front Assembly:seat Heater/cooler

THIS INVESTIGATION CONCERNS THE ELECTRIC SEAT HEATER INSTALLED IN SOME MY 2002-2003 VOLKSWAGEN (VW) JETTA VEHICLES.CONSUMERS ALLEGE THAT THE SEAT HEATER MAY OVERHEAT, RESULTING IN BURN DAMAGE TO THE SEAT COVER AND TO THE DRIVER'S CLOTHING AND/OR SKIN.THIS EA ADDRESSES WHETHER SUCH FAILURES MAY POSE A RISK TO MOTOR VEHICLE SAFETY.ODI CONCLUDES THAT THE DRIVER-SIDE SEAT HEATER MAY FAIL OR MALFUNCTION DUE TO NORMAL VEHICLE USE, (I.E., DRIVER INGRESS AND EGRESS FROM THE VEHICLE).THE INVESTIGATION DISCLOSED THAT SUCH FAILURES DO NOT POSE A SIGNIFICANT RISK OF INJURY OR FIRE.ODI BELIEVES THAT FURTHER INVESTIGATION WOULD NOT LIKELY IDENTIFY A SAFETY-RELATED DEFECT TREND.THEREFORE, THIS EA HAS BEEN CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.THE ATTACHED SUMMARY REPORT PROVIDES FURTHER DETAIL CONCERNING THIS EA.

PE03052 · Driver Seat Overheats/burns

Opened Nov 19, 2003 · Closed Mar 30, 2004

Status: closed (inferred from source dates) · Seats:front Assembly:seat Heater/cooler

THE SUBJECT VEHICLES ARE EQUIPPED WITH OPTIONAL ELECTRICALLY HEATED DRIVER AND FRONT PASSENGER SEATS.INFORMATION RECEIVED DURING PE03-052 DISCLOSED A SIGNIFICANT NUMBER OF INCIDENTS OF MALFUNCTIONING/OVERHEATING OF THE DRIVER SEAT HEATER IN THE SUBJECT VEHICLES.ADDITIONAL INCIDENTS MAY OCCUR DURING THE FINAL MONTHS OF THE WINTER SEASON.THIS MATTER IS ALSO CURRENTLY BEING INVESTIGATED BY TRANSPORT CANADA.THIS PE HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA04-010)IN ORDER TO FULLY INVESTIGATE THESE OCCURRENCES AND THEIR SAFETY IMPLICATIONS.