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2018 Harley-Davidson FlhcsProblems, recalls & complaints

NHTSA has logged 1 owner complaint about the 2018 Harley-Davidson Flhcs, most often about the engine. 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 complaints10 with a crash, fire or injuryTop problem1Engine

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through June 6, 2025. Updated daily.

Complaints by system

Where the 2018 Harley-Davidson Flhcs has problems

1 complaint 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
Engine10
Service brakes10

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

2 recalls

2018 Harley-Davidson Flhcs 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 Flhcs 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 Flhcs median. How we score

'18'19'20'21'22'23'24
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
In owners' words

What Flhcs owners report

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

REAR BRAKES SQUEAL LOUD ENOUGH TO BE HEARD ACROSS THE STREET. HAVE HAD COMPLETE BACK END REPLACED AND STILL SQUEALS. ALSO, OIL DRIBBLES OUT OF THE AIR FILTER. 2ND FLHCS WITH THESE PROBLEMS BOTH AT 1000 MILES.
Complaint 11102693 · Jun 19, 2018

Own a 2018 Flhcs?

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