This bulletin provides important checkpoint guidelines when performing engine oil and filter change services.
full bulletin at NHTSA ↗2012 Hyundai Azera engine problems
moderate 9 complaints filed with NHTSA · avg repair $3,100 · see engine across all vehicles →
When does it fail?
Of the 9 engine complaints filed for the 2012 Hyundai Azera, here's the actual mileage breakdown — failures cluster heaviest at 75,000-100,000 mi.
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
Among the 5 model years of Hyundai Azera in our records for engine problems, this one ranks #2 by owner-complaint volume.
No new NHTSA engine complaint has been filed on this vehicle in over 6 years — the issue may be aging out of the active population.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering engine on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
Follow the guidelines outlined in this bulletin to inspect and clean or replace certain components of the engine intake system accordingly during engine short block or sub-assembly replacement.
full bulletin at NHTSA ↗This bulletin provides the service procedure for engine connecting rod bearing clearance testing. Perform the procedure outlined in this bulletin to fulfill the Bearing Clearance Test inspection requirements to determine next required steps.
full bulletin at NHTSA ↗This bulletin provides the inspection procedure and repair guidelines for certain vehicles listed below.
full bulletin at NHTSA ↗This bulletin provides information regarding the changes in the timing chain and the crankshaft sprockets on certain Azera (HG), Santa Fe/Santa Fe XL (NC), Genesis (BH/DH), Genesis Coupe (BK), and G90 (HI) vehicles equipped with Lambda 3.3L / 3.8L GDI engines.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 5 most recent
Knocking noise when starting up the car then suddenly losing power while driving. Then suddenly a engine knocking noise while driving. Then engine locking up.
The contact owns a 2012 Hyundai Azera. The contact stated while driving at approximately 35 MPH the vehicle was losing forward momentum. The contact stated that the vehicle stalled. The contact was able to coast to the side of the road. The low oil warning was illuminated. The contact had to leave the vehicle at the side of the road. The vehicle was not taken to a dealer or an independent…
Mechanic found metal in engine oil. Stated that the engine appeared to be "deteriorating" as the metal was not a contaminant, but instead he determined it to be from the engine itself.
The engine failed in this vehicle as I was driving down the road. It immediately started knocking violently without warning. I was left stranded with my 4 children and had to pay for towing. The problem still persists upon starting. The vehicle had been inspected numerous times prior to incident due to a ticking noise upon cranking and I was informed by dealer that this is normal. Upon incident…
The contact owns a 2012 Hyundai Azera. The contact stated that while starting the vehicle, the vehicle made abnormal noises. The vehicle was taken to the dealer, where it was diagnosed with a lifter noise on cold startup. The vehicle was then taken to Dick's Hillsboro Hyundai (2871 SE Tualatin Valley Hwy, Hillsboro, OR 97123) however, the vehicle was not diagnosed nor repaired. Dick's Hillsboro…
Common questions
How serious is the engine problem on the 2012 Hyundai Azera?
It's a documented issue but not catastrophic. 9 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Based on the 9 complaints filed, engine issues most often appear around 117,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.