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2018 Harley-Davidson FlhcProblems, recalls & complaints

NHTSA has logged 3 owner complaints about the 2018 Harley-Davidson Flhc, most often about the engine and engine cooling. It is covered by 2 safety recalls, and for recall 25V-375 the manufacturer reports only 42% of affected cars repaired.

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CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls2Lowest repair rate 42%Owner complaints30 with a crash, fire or injuryTypical failure mileage7kEngine and engine cooling, median miles

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through July 22, 2026. Updated daily.

Complaints by system

Where the 2018 Harley-Davidson Flhc has problems

3 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Engine and engine cooling10
Fuel/propulsion system10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

2 recalls

2018 Harley-Davidson Flhc recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

58%repaired · 2025 Q2

Rear: shock absorber

Recall 23V-591 · Aug 22, 2023 · 65,224 vehicles · 37,643 repaired

Risk. A loss of tire pressure can lead to a loss of vehicle control, increasing the risk of a crash.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Harley-Davidson.

Best & worst years

2018 vs. every other Flhc year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Flhc median. How we score

'18'19'20'21'25'26
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
In owners' words

What Flhc owners report

Recent engine and engine cooling complaints filed with NHTSA, shortened. Personal details are removed.

The contact owns a 2018 Harley-Davidson FLHC Heritage Classic. The contact stated while riding approximately 75 miles at 3500rpm at approximately 3,500 RPM, there was an oil pump defect in the sump. There also was unusual metal-on-metal sound. Additionally, there was oil leaking onto exhaust. The…
Complaint 11477147 · Aug 2, 2022 · 7,300 miles

Own a 2018 Flhc?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.