Problems · by component

2006 Suzuki Forenza engine and engine cooling problems

27 owner complaints to NHTSA about the 2006 Suzuki Forenza cite engine and engine cooling, 10% of all 280 complaints for this model year.

Complaints
27
10% of all complaints
Crashes
1
Reported by owners
Fires
0
Reported by owners
Injuries
1
Reported by owners
01 —Owner reports

What owners say about the engine and engine cooling

Verbatim from NHTSA complaints, newest first
“TL* THE CONTACT OWNS A 2006 SUZUKI FORENZA. THE CONTACT STATED THAT HER CHECK ENGINE LIGHT WOULD ILLUMINATE ON AN INTERMITTENT BASIS. THE VEHICLE WAS TAKEN TO A DEALER WHO ADVISED HER THAT THEY WERE UNABLE TO DIAGNOSE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 71,000. THE VIN WAS UNAVAILABLE.”
Owner complaint to NHTSAFiled Nov 18, 2011Engine and engine coolingODI 10436323
“TL* THE CONTACT OWNS A 2006 SUZUKI FORENZA. THE CONTACT STATED THAT IN ORDER TO TURN THE VEHICLE ON, THE CONTACT WOULD HAVE TO SHIFT THE VEHICLE INTO NEUTRAL. AFTER THE VEHICLE WAS STARTED, THE CHECK ENGINE LIGHT WOULD ILLUMINATE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE BUT DENIED ANY ASSISTANCE WITH THE REPAIR. THE VEHICLE WAS REPAIRED. THE FAILURE MILEAGE WAS 44,000 AND THE CURRENT MILEAGE WAS 54,000.”
Owner complaint to NHTSAFiled Aug 30, 2011Engine and engine coolingODI 10422570
“AIR CONDITIONER WILL NOT MAINTAIN FORCED AIR AFTER TWO HOURS OF USE ON WARM OR HOT DAYS. MUST TURN OFF CONDITIONED AIR FOR ABOUT AN HOUR TO LET THE SYSTEM REST. THIS IS VERY ANNOYING WHILE TRAVELING LONG DISTANCES WITH CHILDREN IN THE BACK SEATS. *TR”
Owner complaint to NHTSAFiled Apr 3, 2011Engine and engine cooling, Electrical systemODI 10394076
“I HAVE A 2006 SUZUKI FORENZA AND HAVE ISSUES WITH THE TRANSMISSION RANGE SENSOR AND THE AIRBAG LIGHT STAYING ON. I HAVE LOOKED ONLINE AND THERE ARE SEVERAL COMPLAINTS ABOUT THE SAME ISSUES. WHENEVER THE CAR IS PUT IN REVERSE OR I HAVE TO GO DOWN THE GEARS TO DRIVE, THE CAR JERKS AND THEN DRIVES VERY SLOWLY. IT IS AS THOUGH I AM DRIVING A STICK-SHIFT AND NOT LETTING OFF OF THE CLUTCH. THE WHOLE CAR JERKS WHEN THIS HAPPENS. I DO NOT AND HAVE NOT HAD THE MONEY TO FIX THIS PROBLEM. THE DEALERSHIP TOLD ME IT WOULD $350.00 PLUS LABOR TO FIX THIS PART ALONE. ON TOP THAT THEY SAID MY SERPENTINE BELT NEEDS CHANGED WHICH WOULD BE AN ADDITIONAL $190. I BELIEVE THIS CAR NEEDS RECALLED OR ATLEAST SUZUKI NEEDS PAY THE MAJORITY OF THE COSTS FOR THE PART BEING REPLACED. *TR”
Owner complaint to NHTSAFiled Mar 23, 2011Engine and engine coolingODI 10392595
“AHHH YES...THE RANGE SENSOR GOING OUT. MY CAR STARTED DOING THIS IN OCTOBER 2010 AND I WAS TOLD THAT I NEED A NEW SENSOR TOO. MY CAR JERKS WHEN THIS ACTS UP AND WHEN IT IS GEAR, YOU CAN SEE THE BOTH THE "R" AND THE "D" ON THE INSTRUMENT PANEL. I TOOK MY CAR TO MIDAS AND THE MECHANIC (THAT WORKS ON MY CAR) TAKE A LOOK AT, HE SHOWED ME WHERE THE SENSOR IS (IF YOU'RE FACING THE ENGINE IT'S THE LITTLE BLACK ROUND LOOKING THING WITH A HANDLE AND YELLOW STRIPE ON IT). HE DID SOMETHING TO IT AND IT RAN FINE FOR A FEW DAYS AND THEN DID THE "JERK" AND THE ENGINE LIGHT CAME ON AGAIN. I LOOKED UNDER THE HOOD, AND PRESSED DOWN (AS TO PUSHING IT BACK INTO PLACE) AND WIGGLED IT A LITTLE BEFORE THIS. WHEN I STARTED MY CAR, IT RAN PERFECTLY AND THE LIGHT WENT OFF. I DO THIS EVERY 3-5 DAYS. IT SEEMS TO ME THAT THE SENSOR IS GETTING LOOSE AND NEEDS TO HAVE A NEW FITTING. I'M NOT SPENDING $253.00 UNTIL I ABSOLUTELY NEED IT. THEY DO NEED TO RECALL THIS BECAUSE IT'S VERY ANNOYING TO HAVE TO DEAL WITH!! *TR”
Owner complaint to NHTSAFiled Nov 15, 2010Engine and engine cooling, Power trainODI 10365755
“TL*THE CONTACT OWNS A 2006 SUZUKI FORENZA. WHILE DRIVING 65 MPH HE EXPERIENCED UNINTENDED VEHICLE ACCELERATION AND THE VEHICLE STALLED. AN AUTHORIZED TECHNICIAN REPLACED THE TIMING CHAIN, WATER PUMP, TIMING BELT VALVES , AND THE CYLINDER HEAD. THE TIMING CHAIN SEPARATED TWICE AFTER THE VEHICLE WAS REPAIRED. NONE OF THE REPAIRS HAVE CORRECTED THE FAILURE. THE VEHICLE IDENTIFICATION NUMBER WAS UNAVAILABLE. THE FAILURE AND CURRENT MILEAGES WERE 51,000.”
Owner complaint to NHTSAFiled Sep 24, 2009Engine and engine cooling, Vehicle speed controlODI 10285139

Showing 6 of 27 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 30, 2026NHTSA vehicle page

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.