Total Complaints
2 filings
FREIGHTLINER CONVENTIONAL · model year
2018 FREIGHTLINER CONVENTIONAL
2 NHTSA complaints for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2018FREIGHTLINERCONVENTIONAL carries 2 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2018 CONVENTIONAL is electrical system with 1 filings, followed by fuel system, diesel (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 38 investigation files overlapping the 2018 CONVENTIONAL. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
2
Complaints
0
Crashes
0
Fires
0
Injuries
0
Deaths
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
Complaints vs. fleet median (215)
At or below the fleet median complaint volume.
Complaints by Component
| Component | Count |
|---|---|
| ELECTRICAL SYSTEM | 1 |
| FUEL SYSTEM, DIESEL | 1 |
Recent Complaints
20210621ELECTRICAL SYSTEM
The contact owns a 2018 FREIGHTLINER XC-R. The contact received notification of NHTSA Campaign Numbers:20V404000 (ELECTRICAL SYSTEM, EXTERIOR LIGHTING) and 21E032 (FUEL SYSTEM, DIESEL) however, the parts to do the recall repairs were unavailable. The contact stated that the manufacturer exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. Vin tool confirms remedy not yet available.
20210621FUEL SYSTEM, DIESEL
The contact owns a 2018 FREIGHTLINER XC-R. The contact received notification of NHTSA Campaign Numbers:20V404000 (ELECTRICAL SYSTEM, EXTERIOR LIGHTING) and 21E032 (FUEL SYSTEM, DIESEL) however, the parts to do the recall repairs were unavailable. The contact stated that the manufacturer exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. Vin tool confirms remedy not yet available.
Compare 2018FREIGHTLINERCONVENTIONAL to Similar Vehicles
NHTSA Investigations
PE24032Preliminary EvaluationClosed
EVDM connector plate separation
PE21006Preliminary EvaluationClosed
Halogen Headlights May Cause Fires
PE21002Preliminary EvaluationClosed
Trolley bus circuit breaker fires
PE20014Preliminary EvaluationClosed
Rear Wheel Speed Sensor Failure
PE20006Preliminary EvaluationClosed
Intermittent Loss of Power Steering Assist
Frequently Asked Questions
How many complaints does the 2018 FREIGHTLINER CONVENTIONAL have?▼
The 2018 FREIGHTLINER CONVENTIONAL has 2 NHTSA complaints, 0 crashes, 0 fires, 0 injuries, and 0 deaths reported.
What are the most common problems with the 2018 FREIGHTLINER CONVENTIONAL?▼
The most-complained component for the 2018 FREIGHTLINER CONVENTIONAL is ELECTRICAL SYSTEM with 1 complaints. Other frequently reported areas include FUEL SYSTEM, DIESEL.
Is the 2018 FREIGHTLINER CONVENTIONAL safe to buy?▼
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?▼
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.
Vehicle Safety Guides
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.