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2006 Suzuki Forenza Recalls, Problems & Maintenance

The 2006 Suzuki Forenza has no open NHTSA recalls. Owners report 6 recurring issue clusters, led by “Transmission range sensor failure.” Suzuki stopped selling cars in the United States after 2013, though its motorcycle and marine business stayed. For owners the practical effect is that dealer service is gone and parts come through independent suppliers, so knowing what your car actually is saves money. The Samurai, Sidekick, Vitara, Grand Vitara, Swift, Esteem, Aerio, SX4, and Kizashi are Suzuki's own engineering, and their small four-cylinder engines are known for lasting when the oil is kept clean. The Forenza, Reno, and Verona were built by GM in Korea and take Daewoo-lineage parts. The Equator is a Nissan Frontier with a different grille, so Nissan specs apply to it. None of these have an oil life monitor, so the intervals below are fixed.

Save this car as:

No open recalls on file. NHTSA lists no unrepaired safety recalls for this year, make and model. A recall can be issued at any time, and a specific car can still have one open — check yours by VIN at nhtsa.gov/recalls.

Known issues & problems for this vehicle

What drivers and federal regulators have officially reported about the 2006 Suzuki Forenza.

Reported to NHTSA

Transmission range sensor failure

POWER TRAIN

102 NHTSA complaints · 2010-02 → 2016-09

“TL* THE CONTACT OWNS A 2006 SUZUKI FORENZA. THE CONTACT STATED THAT WHILE ACCELERATING FROM A FOUR WAY STOP, THE VEHICLE DOWN SHIFTED ON ITS OWN AND THEN SHIFTED INTO NEUTRAL. THE CONTACT HAD TO APPLY THE EMERGENCY BRAKE TO STOP THE VEHICLE”
— Owner report, NHTSA ODI #10465382
“2006 SUZUKI FORENZA: WHILE DRIVING ON HIGHWAY AT 70 MPH, "ENGINE" FAILED TO ACCELERATE WHEN I STEPPED ON THE GAS. CAR SOUNDED AND FELT LIKE IT WAS IN NEUTRAL WHEN I PRESSED THE GAS PEDAL (ENGINE REVVED, BUT DIDN'T GO ANYWHERE)”
— Owner report, NHTSA ODI #10322954
“WHEN PUTTING THE CAR IN GEAR IN EITHER REVERSE OR DRIVE, THERE IS A LOUD THUNK AND JUMPING FEELING. THERE WILL ALSO BE AN 'X' ON THE INSTRUMENT PANEL NEXT TO THE 'D' FOR DRIVE ON THE SHIFT SELECTOR”
— Owner report, NHTSA ODI #10903791

Read all complaints on NHTSA →

Front strut failure

SUSPENSION, WHEELS

3 NHTSA complaints · 2011-10 → 2016-05

“MY STRUT FAILED AND BEGAN TO LEAK AT 36000 MILES. THE MECHANIC FELT THAT THERE WAS NO REASON FOR THE STRUT TO FAIL WITH SUCH LOW MILEAGE AND SUGGESTED THAT WE CHECK FOR RECALLS”
— Owner report, NHTSA ODI #10483803
“I HAVE 44,000 MILES ON MY 2006 SUZUKI FORENZA - ONLY 5 YEARS OLD AND THE STRUTS ARE GONE! THE FRONT END OF MY CAR BOUNCES LIKE ITS ON A TRAMPOLINE! THIS SHOULD NOT BE HAPPENING AT 5 YEARS OLD”
— Owner report, NHTSA ODI #10430755

Read all complaints on NHTSA →

Seat belt buckle failure

SEAT BELTS

6 NHTSA complaints · 2010-10 → 2019-03

“ON MARCH 6TH 2018 I WAS INVOLVED IN AN ACCIDENT WITH A VOLKSWAGEN GTI I WAS SITTING IN THE LEFT TURN LANE IN THE INTERSECTION WAITING FOR TRAFFIC TO CLEAR SO I COULD PROCEED WHEN I DID I WAS GOING APPROXIMATELY 5 MILES PER HOUR ON A CITY STREET”
— Owner report, NHTSA ODI #11186946
“ONE OF MY CHILDREN WAS BUCKLED IN THE BACK PASSENGER SEAT. MY CHILD TIGHTENED HIS SEAT BELT, AND THE BUCKLE DETACHED FROM THE FABRIC”
— Owner report, NHTSA ODI #10903352
“TL* THE CONTACT OWNS A 2006 SUZUKI FORENZA. THE CONTACT STATED THAT THE REAR LEFT PASSENGER SEAT BELT FAILED TO LOCK INTO THE BUCKLE AND WOULD NOT RETRACT”
— Owner report, NHTSA ODI #10482248

Read all complaints on NHTSA →

Airbag warning light and inadvertent deployment

AIR BAGS

27 NHTSA complaints · 2010-03 → 2017-08

“TL* THE CONTACT OWNS A 2006 SUZUKI FORENZA. WHILE STARTING THE VEHICLE, THE DRIVER SIDE AIR BAG DEPLOYED WITHOUT WARNING OR A CRASH. THE CONTACT SUSTAINED LEFT ARM INJURIES THAT DID NOT REQUIRE MEDICAL ATTENTION”
— Owner report, NHTSA ODI #10838878
“TL* THE CONTACT OWNED A 2006 SUZUKI FORENZA. WHILE DRIVING 40 MPH, ANOTHER VEHICLE RAN THE CONTACT'S VEHICLE OFF THE ROAD CAUSING IT TO CRASH INTO A TREE. THE AIR BAGS FAILED TO DEPLOY”
— Owner report, NHTSA ODI #10672832
“AIR BAG LIGHT HAS BEEN ON SINCE I PURCHASED THE CAR. I HAVE CONTACTED SUZUKI SEVERAL TIMES REGARDING IT AND THEY SAY IT IS NORMAL”
— Owner report, NHTSA ODI #10555713

Read all complaints on NHTSA →

Headlight and exterior lighting electrical failure

EXTERIOR LIGHTING, ELECTRICAL SYSTEM

13 NHTSA complaints · 2010-11 → 2019-02

“TL* THE CONTACT OWNS A 2006 SUZUKI FORENZA. WHILE DRIVING AT NIGHT, THE HEADLIGHTS AND INSTRUMENT PANEL LIGHTING FAILED TO ILLUMINATE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE HEADLIGHTS AND INSTRUMENT PANEL LIGHTING NEEDED TO BE REPLACED”
— Owner report, NHTSA ODI #11151485
“TL* THE CONTACT OWNS A 2006 SUZUKI FORENZA. THE CONTACT STATED WHILE DRIVING, BOTH OF THE HEAD LIGHTS FAILED TO FUNCTION. THE CONTACT TOOK THE VEHICLE TO A MECHANIC WHO STATED THE WIRES WERE BURNED AND HE NEEDED TO TAKE THE VEHICLE TO THE DEALER TO BE REPAIRED”
— Owner report, NHTSA ODI #10470347
“TL*THE CONTACT OWNS A 2006 SUZUKI FORENZA. THE CONTACT STATED THAT THE HEADLIGHTS AND HIGH BEAM HEADLIGHTS SHORTED INTERMITTENTLY”
— Owner report, NHTSA ODI #10682509

Read all complaints on NHTSA →

Interior door handle breakage

STRUCTURE

4 NHTSA complaints · 2010-04 → 2010-11

“HAVE A 2006 SUZUKI FORENZA. BOTH PASSENGER SIDE INTERIOR DOORHANDLES HAVE BROKE OFF IN THE EXACT SAME SPOT MAKING IT IMPOSSIBLE FOR PASSENGERS TO EXIT VEHICLE WITHOUT SOMEONE OPENING DOOR FROM THE EXTERIOR SIDE OF DOOR”
— Owner report, NHTSA ODI #10330714
“TL*THE CONTACT OWNS A 2006 SUZUKI FORENZA. THE CONTACT STATED THAT WHEN A PASSENGER IN THE REAR SEAT TRIED TO EXIT, THE HANDLE BROKE OFF AND THE PASSENGER WAS INJURED”
— Owner report, NHTSA ODI #10327900
“I OWN A USED 06' SUZUKI FORENZA. ALL OF THE INTERIOR DOOR HANDLES HAVE BROKEN. THIS IS NOT AN UNCOMMON PROBLEM WITH THESE CARS AS IT HAS BEEN REPORTED ON THE WEB MANY A TIMES”
— Owner report, NHTSA ODI #10359458

Read all complaints on NHTSA →

Issues on other model years

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Sep 20, 2026. Investigation data refreshed Sep 20, 2026.

We display NHTSA's record with attribution; we don't editorialize on what these complaints mean for any specific vehicle.

Raw data + downloads for this vehicle →

Essential maintenance

Critical for safety and preventing major damage

Engine Oil & Filter

Every 3,750 mi

Suzuki published 3,750 miles under its severe schedule and 7,500 under normal use. Most American driving is severe by the manual's own definition, and these engines are small and work hard, so 3,750 to 5,000 miles is the honest number. Change once a year at minimum.

Estimated cost — typical U.S. ranges

Dealer

~$120–$160

Shop

~$85–$115

DIY

~$25–$55

Full synthetic costs more than conventional. 5-quart 0W-20 + filter is the typical bill.

Tire Rotation

Every 7,500 mi

Rotate every 7,500 miles. On the Samurai, Sidekick, Vitara, and Grand Vitara, check the spare too. These carry it outside on the tailgate, where sun and weather age it faster than the tires on the ground.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Often free at the shop where you bought the tires — worth asking before paying.

Brake Inspection

Every 7,500 mi

Inspect pads, rotors, hoses, and lines at every service. Rear drums on the smaller cars and on the older four-wheel-drive models seize when a vehicle sits, and rusted hard lines are the common failure on anything that saw winter roads.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Most shops do this free as a courtesy with any service. Don't pay separately if you can avoid it.

Brake Fluid

Every 24,000 mi

Replace every 2 years. Suzuki called for this in the manual and it is one of the few intervals here that is genuinely time-based rather than mileage-based.

Estimated cost — typical U.S. ranges

Dealer

~$180–$200

Shop

~$125–$140

DIY

~$10–$25

DOT 3 or 4 — match the cap. Vacuum bleeders make this a one-person DIY.

Important maintenance

Keeps your vehicle running smoothly and efficiently

Transmission Fluid

Every 45,000 mi

Drain and fill every 45,000 miles. The fluid spec varies more than you would expect across this lineup: Suzuki automatic fluid on the older models, a specific CVT fluid on the Kizashi if it has the continuously variable transmission, GM Dexron on the Forenza, Reno, and Verona, and Nissan Matic fluid on the Equator. Confirm which one before service.

Estimated cost — typical U.S. ranges

Dealer

~$330–$500

Shop

~$235–$355

DIY

~$60–$180

Some sealed transmissions have no dipstick — fill is precise and best left to a shop. Many drivers can still DIY drain-and-fill.

Spark Plugs

Every 60,000 mi

Around 60,000 miles on conventional plugs and up to 100,000 on iridium, depending on the engine. Replace the plug wires or coil boots at the same time on the older engines. Brittle insulation causes misfires that read as a failing coil.

Estimated cost — typical U.S. ranges

Dealer

~$285–$390

Shop

~$200–$275

DIY

~$25–$100

Iridium plugs cost more but last 100k+ miles. V6/V8 access varies wildly — some are tough.

Timing Belt (Verona and some older engines)

Every 90,000 mi

Most Suzuki designed engines in this catalog use a timing chain, which is not a scheduled replacement item. A rubber belt does appear on some of the GM Korea built cars and on certain older engines. Check your specific engine before assuming either way, and if the car has a belt with no documented replacement, treat it as due.

Estimated cost — typical U.S. ranges

Dealer

~$935–$1175

Shop

~$655–$825

DIY

Pro only

On interference engines, a snapped belt destroys valves. Worth doing on schedule. Bundle water pump + tensioner — labor is already there.

Engine Air Filter

Every 30,000 mi

Replace every 30,000 miles, or every 15,000 if you drive dusty or unpaved roads. Small engines are less forgiving of a restricted filter than large ones.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

5-minute job on most cars; the airbox lid usually has clips, no tools needed.

Transfer Case & Differential Fluid (4WD models)

Every 30,000 mi

Applies to any four-wheel-drive model. Change every 30,000 miles, and immediately after any water crossing. These are real four-wheel-drive systems and the gear oil is cheap next to a transfer case.

Estimated cost — typical U.S. ranges

Dealer

~$105–$140

Shop

~$75–$100

DIY

~$15–$40

AWD/4WD vehicles only. Easy drain-and-fill on most platforms.

Recommended maintenance

Extends the life of your vehicle and improves comfort

Coolant Replacement

Every 60,000 mi

Every 3 to 5 years depending on the coolant type your car came with. Later models use a long-life green formula. Ask the shop to inspect the radiator end tanks and the hoses while it is drained, since plastic and rubber this old fail without much warning.

Estimated cost — typical U.S. ranges

Dealer

~$285–$330

Shop

~$200–$235

DIY

~$25–$60

Use the manufacturer-specified coolant — wrong color/chemistry can damage the cooling system.

Battery & Charging System Test

Every 25,000 mi

Test the battery and alternator once a year, and clean the ground connections while you are there. Corroded grounds are a frequent cause of odd electrical behavior on these.

Estimated cost — typical U.S. ranges

Dealer

~$225–$390

Shop

~$160–$280

DIY

~$130–$250

Most auto-parts stores test and install batteries free with purchase. Skip the dealer markup.

Fatal crash history & reported problems

Occupant deaths in fatal crashes (FARS)

77 crashes 1990–2024

How the 77 occupant deaths break down

50

driver deaths

27

passenger deaths

77

occupant deaths

Crash years covered: 1990–2024 This model year first appears in 2006 crashes. Older models have had more years on the road to appear in these crashes, so a higher count here does not by itself mean a vehicle is less safe.

FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road. How to read this number

FARS 2024 data is an annual report file. NHTSA revises these records when the final file is published, so this count can change.

Why we show driver deaths too

Every vehicle has exactly one driver seat, so driver deaths line up fairly when you compare one model to another. Occupant deaths include passengers, so a three row SUV can show a higher number than a two seat car simply because it carries more people.

Both figures are plain counts, not rates. A rate would need to know how many of each vehicle are on the road, and that registration data is not public, so we do not publish rates or scores of any kind.

IIHS publishes driver death rates using this same driver only idea, paired with a registered vehicle years denominator we do not have. Their rates and these counts answer different questions, so do not read either number here as a safety rating.

Owner-reported problem signals

Separate from the federal fatality data above: complaints owners filed with NHTSA about this year and model. These are reports of problems, unverified, and are counted here only as signals.

19

complaints mentioning a crash

8

complaints mentioning a fire

Reviewed known issues for this vehicle

Typical U.S. ranges. Actual quotes vary by shop, parts choice, and vehicle condition.

How we estimate: Dealer = OEM parts × 1.4 + labor × $165/hr. Shop = parts + labor × $115/hr. DIY = parts only.

This maintenance schedule for the 2006 Suzuki Forenza reflects Suzuki's published service intervals. Your actual service needs may vary based on driving conditions, climate, and vehicle usage. Always consult your owner's manual for model-specific recommendations.

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