2027 Genesis G80 Recall: Improperly Secured Ignition Coil Ground Bolt

Hyundai is recalling 42 Genesis G80 sedans because a single bolt may not be tight. NHTSA campaign 26V493000, filed July 30, 2026, covers 2027 model year cars whose ignition coil ground bolt may be loose, which can produce an engine misfire or a stall while the car is moving.

Forty-two cars is small enough that most owners of a new G80 will never see this campaign attached to their VIN. It is worth understanding anyway, because a loose ground is one of the few electrical faults that can make an otherwise healthy engine behave like a failing one.

The Issue

An ignition coil fires by dumping stored energy across a spark plug gap, and that circuit has to complete somewhere. The ground bolt is where. It ties the coil's return path to the engine or chassis, and the entire ignition event depends on that connection being low resistance and staying that way through heat cycles and vibration.

Loosen it and the fault becomes intermittent by nature. Resistance climbs, spark energy drops, and the cylinder misfires under the conditions that stress the connection most, which is usually load and heat rather than idle in a service bay. A car can misfire on a highway on-ramp and run clean on the lift an hour later.

Hyundai's filing names the two outcomes plainly: misfire, or a stall while driving. A stall in a modern car does not lock the steering, but it does cost power assist and drive power at whatever speed it happens.

Affected Models

Vehicle	Model year	Units	Component
Genesis G80	2027	42	Ignition coil ground bolt

No other Genesis or Hyundai model appears in the campaign, and no earlier G80 model year is included. These are 2027 cars, which means recently built and, for most of them, recently delivered.

Three Recalls, One Day, Ten Vehicles to 1.2 Million

Campaign numbers are issued in sequence, so the filings around this one show what a normal day at NHTSA looks like. Hyundai's 42-car Genesis campaign is 26V493000. The next number, 26V494000, is General Motors replacing high-voltage batteries in ten electric trucks. The one after that, 26V495000, is Chrysler recalling 1,271,294 Ram 1500 pickups over second-row seat belt anchors. All three were filed July 30, 2026.

Three campaigns, one day, spanning ten vehicles to more than a million. Size tracks how well a manufacturer can isolate the affected build, not how serious the defect is. Hyundai knowing the fault sits in 42 cars means the assembly records were good enough to bound it there instead of recalling a model year and sorting it at the dealer.

What Owners Should Do

July 31, 2026. VINs became searchable at NHTSA. That date has passed, so any 2027 G80 owner can check now.

September 27, 2026. Hyundai mails owner notification letters.

On contact. Dealers tighten the ignition coil ground bolt, free of charge. Genesis customer service is 844-340-9741, and Hyundai's number for this recall is 034G.

Symptoms to Watch For Before the Ground Fails

A stumble under load. Hesitation pulling onto a highway or climbing a grade, when cylinder pressure and coil demand are both high.

A check engine light that comes and goes. Intermittent misfire codes set, then clear themselves after enough clean drive cycles.

Rough running that smooths out. A shake at idle or light throttle that disappears once the engine reaches full temperature, or after a restart.

A stall at low speed. Coming off throttle at a light or in a parking maneuver, with a normal restart afterward.

Any of these on a 2027 G80 is worth a call whether or not the VIN matches this campaign. Intermittent misfires have many causes, and a technician who knows a ground bolt campaign exists on the platform will check it early rather than late.

How Long Will the Recall Repair Take?

Hyundai has not published a labor estimate, and this is among the shortest remedies a federal campaign can carry. Reach the bolt, torque it to specification, document it. On most engines that is minutes of actual work once the car is in the bay.

Scheduling will take longer than the repair. With 42 cars nationwide there is no parts constraint and no backlog, so an owner whose VIN matches should get an appointment quickly.

How Worried Should a G80 Owner Be?

The federal record carries no park-it advisory and no instruction to stop driving. A matched car is safe to drive to the dealer, and an unmatched car needs nothing.

The reason to act rather than wait for the September letter is diagnostic, not dramatic. An intermittent misfire that nobody connects to a known campaign turns into repeat visits, replaced coils, replaced plugs, and a customer who starts doubting a new car. A torque wrench on the right bolt at the first visit avoids all of it.

Find your Genesis recall information: https://www.genesis.com/us/en/genesis-recall.html