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#BS-2018-KENT80-174A

2018 Kenworth T800

Based on reports from 1 owners and 11 recalls for this exact model.

Complaints
1
Crashes
0
Fires
0
Recalls
11
TSBs
31
✅

Preliminary Verdict

Green Light

Based on 1 complaints, 0 crashes, 0 fires, and 11 recalls.

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the OtherHIGH

1 owners reported other issues — failures commonly reported around 51K miles.

+ 3 more items in full checklistUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Other (1 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Other1 (100%)

2018 Kenworth T800: Known Issues & Problem Areas

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Don't negotiate blind — know what this car costs to own

Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (11 recalls)

17V322000Jun 2017

SERVICE BRAKES, AIR

PACCAR Incorporated (PACCAR) is recalling certain 2012-2018 Kenworth T800 and T880 vehicles equipped with Neway ADZ tridem rear suspensions. The brake control airline may be the incorrect size, resulting in an imbalance in the service brake application timing. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air brake systems."

17V443000Jul 2017

FUEL SYSTEM, DIESEL

PACCAR Incorporated (PACCAR) is recalling certain 2017-2018 Peterbilt 367, 389, 567, 579 and 587 trucks, and 2018 Kenworth C500, T680, T800, T880 and W900 trucks equipped with Cummins ISX 15L engines. These engines have a fuel pump whose drive gear could possibly slip on its drive shaft, causing a fuel pump function loss, resulting in an engine stall.

18V368000May 2020

ELECTRONIC STABILITY CONTROL (ESC)

PACCAR Incorporated (PACCAR) is recalling certain 2017-2018 Peterbilt 567 and 579 trucks and 2015-2018 Kenworth T660, T680, T800, T880 and W900 trucks. In the event that the Anti-lock Brake System (ABS) loses battery and/or ignition power to the controller, the dash warning light for the ABS may not illuminate to warn the driver of the loss of ABS. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Brake Systems," and 136, "Electronic Stability Control System on Heavy Vehicles."

18V555000Nov 2018

ELECTRICAL SYSTEM:WIRING

PACCAR Incorporated (PACCAR) is recalling certain 2016-2019 Kenworth C500, T660, T800, and W900 vehicles, equipped with 1.9M ISX15 engines. The engine harnesses may have been manufactured without check engine light (CEL) and stop engine light (SEL) circuits, preventing the driver from being warned of a serious engine problem.

18V657000Nov 2018

ENGINE AND ENGINE COOLING:ENGINE:DIESEL

PACCAR Incorporated (PACCAR) is recalling certain 2017-2019 Kenworth C500, T600, T660, T680, T800, T880 and W900 trucks, as well as Peterbilt 367, 386, 389, 567, 579 and 587 trucks, equipped with Cummins ISX15 or X15 diesel engines. In certain driving conditions, such as on a long down-hill grade, the fuel line may burst if the fuel pump cooling circuit screen becomes restricted.

+ 6 more recalls in the full report

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 1 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 11 recalls found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Kenworth T800 Model Years

202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999199819971996199519941993199219911990198919881987
View all Kenworth T800 years →

2018 Kenworth T800: Frequently Asked Questions

What is the most common problem with the 2018 Kenworth T800?
The most commonly reported issue with the 2018 Kenworth T800 is related to the other, with 1 complaints filed with NHTSA.
Is the 2018 Kenworth T800 reliable?
The 2018 Kenworth T800 has 1 complaints, 0 crash reports, and 0 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.
How much does it cost to fix 2018 Kenworth T800 problems?
Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.
Does the 2018 Kenworth T800 have any recalls?
Yes, the 2018 Kenworth T800 has 11 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Kenworth T800 problems start?
Based on 1 complaints with mileage data, the median mileage at time of complaint is 50,688 miles. The highest concentration of reported issues occurs in the 30–60K mile range. The full report breaks down exactly which components fail at each mileage bracket.
What’s in the full report?
10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.
How is this different from free NHTSA data?
NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.
How is this different from Carfax?
Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.
What if the report isn’t useful?
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10 sections of AI analysis based on 1 owner reports. Know before you buy.

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