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2012 Hyundai Genesis Recalls, Issues & Maintenance

The 2012 Hyundai Genesis carries 2 open NHTSA recalls — most recently covering motor and fluid. Owners report 5 recurring issue clusters, led by “HECU-related soft or spongy brake pedal.” Hyundai's owner's manual splits service into Normal and Severe schedules. Most US drivers qualify as Severe due to short trips, extreme temperatures, or stop-and-go traffic. Hyundai Assurance covers the first 3 years / 36,000 miles of complimentary maintenance on new vehicles. The Theta II 2.0L and 2.4L engines (2011-2019) are subject to TSBs around oil consumption — strict adherence to oil intervals matters.

2 Open Recalls

Source: NHTSA

VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR

Campaign #16V117000 · Feb 29, 2016

Issue: Hyundai Motor America (Hyundai) is recalling certain model year 2012 Genesis vehicles manufactured August 1, 2011, to April 30, 2012, and 2011-2013 Equus vehicles manufactured July 10, 2011, to June 12, 2012. The windshield wiper motor cover seal on the affected vehicles may degrade allowing corrosion on the wiper motor's circuit board. The corrosion can cause intermittent or total loss of wiper function.

Risk: Inoperative wipers during inclement weather can decrease driver visibility, increasing the risk of a crash.

Fix: Hyundai will notify owners, and dealers will replace the wiper motor cover and seal, free of charge. The recall began on April 22, 2016. Owners may contact Hyundai customer service at 1-800-633-5151. Hyundai's number for this recall is 140.

SERVICE BRAKES, HYDRAULIC:FLUID

Campaign #13V489000 · Oct 29, 2013

Issue: Hyundai is recalling certain model year 2009-2012 Genesis vehicles manufactured April 30, 2008, through March 28, 2012. The vehicles may contain brake fluid which does not protect against corrosion of the Hydraulic Electronic Control Unit (HECU).

Risk: If the module corrodes, reduced brake effectiveness may result, increasing the risk of a crash.

Fix: Hyundai will notify owners and instruct them to bring their vehicle to a dealer for service. Hyundai will inspect the HECU module for proper operation, and will replace the modules as necessary. Hyundai will replace the factory brake fluid in those vehicles that have not previously had the factory brake fluid replaced. These repairs will be done free of charge. The recall began on December 24, 2013. Owners may contact Hyundai at 1-800-633-5151 or by email at consumeraffairs@hmausa.com. Hyundai's recall number is 114.

Recall data refreshed Sep 13, 2026.

Known issues for this vehicle

What drivers and federal regulators have officially reported about the 2012 Hyundai Genesis.

Reported to NHTSA

HECU-related soft or spongy brake pedal

SERVICE BRAKES, HYDRAULIC

41 NHTSA complaints · 2016-06 → 2026-07

“Brake pedal has been intermittently low/spongy and has progressively gotten worse. During these events, the brake pedal goes nearly to the floorboard, and braking power is weak but will typically function after pumping the pedal repeatedly. Stopping or slowing in an emergency”
— Owner report, NHTSA ODI #11749208
“THE BRAKE PEDAL GOES COMPLETELY TO THE FLOOR. BRAKES ACT AS IF FAILING. DEALER DIAGNOSED BRAKE MASTER CYLINDER DEFECT, REQUIRING REPLACEMENT OF THE MASTER CYLINDER. MILEAGE ONLY 67,000 MILES”
— Owner report, NHTSA ODI #10938937
“Brakes are spongy/soft - My car has been inspected by a Hyundai dealership and an ABS control module replacement has been recommended at cost of $2901”
— Owner report, NHTSA ODI #11541373

Read all complaints on NHTSA →

Headlight flicker when turn signal is engaged

EXTERIOR LIGHTING

9 NHTSA complaints · 2016-05 → 2019-10

“WITH LOW BEAM HEADLIGHTS ON WHILE DRIVING, ACTIVATING THE TURN SIGNAL WILL TURN ON HIGH BEAM HEADLIGHTS OR CAUSE THE LOW BEAMS TO TURN OFF INTERMITTENTLY (ABOUT HALF OF TURN SIGNAL OPERATIONS). LIGHTLY TOUCHING OR TAPPING THE LIGHT STALK WILL HAVE THE SAME EFFECT”
— Owner report, NHTSA ODI #11268776
“HEADLIGHTS FLICKER ON AND OFF WHEN TURN SIGNAL IS ENGAGED, DANGEROUS AT NIGHT. HAPPENS WHILE IN MOTION OR SITTING AT A TRAFFIC LIGHT. CAR HAS JUST OVER 48K MILES”
— Owner report, NHTSA ODI #11010157
“AT NIGHT HEADLIGHTS TURN OFF MOMENTARILY WHEN IN MOTION AND USING TURN SIGNALS AND TURNING”
— Owner report, NHTSA ODI #10870398

Read all complaints on NHTSA →

Engine stall and power loss at low speed

ENGINE

26 NHTSA complaints · 2016-08 → 2024-11

“ENGINE STALL. WHILE DRIVING THE CAR AT SPEED BELOW 25MPH DURING RUSH HOUR TRAFFIC ON THE FREEWAY THE ENGINE SUDDENLY STALLED. ALL OF THE LIGHTS ON THE DASH LIGHTED UP. I WAS ABLE TO GET THE CAR STOPPED, PUT IT IN PARK AND IT STARTED UP AGAIN AS IF NOTHING HAPPENED”
— Owner report, NHTSA ODI #10893551
“ENGINE WILL SHUT OFF WHILE DRIVING AT AROUND SPEEDS OF 20 MPH. THE BRAKES AND STEERING WILL STOP. HAPPENS SPORADICALLY NOT OFTEN BUT SCARY. HAS HAD HAPPEN ABOUT 5 TIMES WITHIN A YEAR PERIOD”
— Owner report, NHTSA ODI #11101185
“3 TIMES OVER THE LAST 2 MONTHS THE CAR STALLED WHILE DRIVING AT LOW SPEEDS BETWEEN 15-25 MPH LEAVING ME WITH NO STEERING OR POWER BRAKES. THIS IS OBVIOUSLY A KNOW PROBLEM AS THERE ARE MANY WEB POSTINGS ABOUT THIS DANGEROUS PROBLEM”
— Owner report, NHTSA ODI #11012340

Read all complaints on NHTSA →

Automatic transmission hesitation and harsh shifting

POWER TRAIN

16 NHTSA complaints · 2016-06 → 2024-07

“During normal driving conditions, the 8 speed automatic transmission will randomly hesitate to upshift from 2nd to 3rd and from 4th to 5th, causing an unpredictable loss of power. Symptoms will show up intermittently, and do not seem to be caused by certain events”
— Owner report, NHTSA ODI #11605009
“THE HYUNDAI GENESIS HAS A TRANSMISSION PROBLEM WHERE IT SLIPS OUT OF GEAR AND ROUGH SHIFTS 2-3RD GEAR AND 4-5TH GEAR. I TOOK THE CAR TO THE DEALER AND THEY COULD NOT DUPLICATE. THEY UPDATED SOFTWARE, NO CHANGE”
— Owner report, NHTSA ODI #11395908
“OUR 2012 GENESIS 4.6L V-8 WITH THE 8 SPEED AUTOMATIC TRANSMISSION HAS AN INTERMITTENT PROBLEM WITH THE TRANSMISSION. THE TRANSMISSION WILL AT TIMES AND W/O WARNING SHIFT HARSHLY DURING UP-SHIFTS EVEN AT LOW MOTOR SPEEDS WHICH CAN CAUSE THE CAR TO LURCH UNPREDICTABLY”
— Owner report, NHTSA ODI #11066730

Read all complaints on NHTSA →

Electrical system malfunction causing stall or lock failure

ELECTRICAL SYSTEM

11 NHTSA complaints · 2017-03 → 2023-08

“TL* THE CONTACT OWNS A 2012 HYUNDAI GENESIS. THE CONTACT STATED THAT THE VEHICLE STALLED NUMEROUS TIMES AND THE CHECK BATTERY WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO THE HYUNDAI DEALER”
— Owner report, NHTSA ODI #11013990
“DRIVERS SIDE WINDOW MOTOR SHORTED OUT AT 68K MILES. IT WOULD ONLY INTERMITTENTLY ROLL UP OR DOWN, AND WOULD GET STUCK IN EITHER CONDITION, ALLOWING RAIN, SNOW AND DIRT TO ENTER THE VEHICLE. HYUNDAI QUOTED $680 TO REPAIR”
— Owner report, NHTSA ODI #10985442
“Driver's side passenger door lock does not electronically function--either by key fob or by driver's control. Passenger door must be manually locked and unlocked. This defect was present from time car was purchased new but was only discovered after car was out-of-warranty since”
— Owner report, NHTSA ODI #11541351

Read all complaints on NHTSA →

Note: NHTSA also opened 1 defect investigation(s) on this vehicle that closed without action.

Issues on other model years

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Sep 13, 2026. Investigation data refreshed Sep 13, 2026.

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

Essential maintenance

Critical for safety and preventing major damage

Engine Oil & Filter

Every 3,750 mi

Severe service: every 3,750 miles. Normal service: 7,500 miles. Theta II 2.0L/2.4L (Sonata, Santa Fe, Tucson 2011-2019): never extend — oil consumption issues are documented in Hyundai TSBs.

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 tires every 7,500 miles. AWD Tucson and Santa Fe owners benefit from rotation at 5,000 miles.

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 brake pads, rotors, calipers, and parking brake every 7,500 miles. Elantra and Sonata front pads typically last 40,000-50,000 miles.

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 30,000 mi

Replace DOT 3 brake fluid every 30,000 miles or 24 months. Required to maintain ABS and ESC pump life.

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

Engine Air Filter

Every 30,000 mi

Replace engine air filter every 30,000 miles. Severe service or dusty conditions: 15,000 miles.

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.

Automatic Transmission Fluid

Every 30,000 mi

Severe service: every 30,000 miles. Normal: 60,000 miles. Use Hyundai SP-IV or SPH-IV — substitutes can cause harsh shifting and torque converter damage.

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 105,000 mi

Iridium spark plugs are rated 105,000 miles on Theta II, Lambda II, and Smartstream engines. 1.6T (Veloster N, Kona N): 60,000 miles.

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.

Long-Life Coolant

Every 30,000 mi

Hyundai Long-Life Coolant (pink): first change at 60,000 miles, then every 30,000. Do not substitute green or orange coolant — it damages the cylinder head gasket on GDI engines.

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.

Recommended maintenance

Extends the life of your vehicle and improves comfort

Cabin Air Filter

Every 15,000 mi

Replace cabin air filter every 15,000 miles. Located behind the glove box on most Hyundai models.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

Usually behind the glovebox. Shops charge labor for a 10-minute job — easy DIY win.

Drive Belt Inspection

Every 60,000 mi

Inspect serpentine belt and tensioner every 60,000 miles. Replace at 90,000 miles on most models.

Estimated cost — typical U.S. ranges

Dealer

~$195–$235

Shop

~$135–$165

DIY

~$20–$50

DIY-friendly if you can reach the tensioner. Inspect for cracks rather than swap on a strict mileage interval.

Fatal crash history & reported problems

Occupant deaths in fatal crashes (FARS)

40 crashes 2010–2024

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

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.

8

complaints mentioning a crash

1

complaints mentioning a fire

Reviewed known issues for this vehicle·Open recalls 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 2012 Hyundai Genesis reflects Hyundai's published service intervals and the Service Reminder system. 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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