Decision dossierEvidence reviewed
Cummins X15 · International LoneStar

International LoneStar Used Price & Common Problems

International LoneStar: used $31,000 to $139,900. Documented problems: fuel pump and injectors. What to inspect before you buy.

Status: published
Used range$31,000–$139,900
RecallON RECORD
Known risks6
Sources9
Verified2026-09-11
Safety notice

Recall on record for this model family

Verify the unit's serial number against the official notice before purchase.

Buy-Risk Verdict
Inspect before buying · moderate confidence
Short answer: Used International LoneStar: $31,000–$139,900 observed used across 3 listings. Buy only after inspection. Used examples run $31,000 to $139,900. Basis: youtube.com.

Last verified against the primary source on Sep 11, 2026.

Decision status
inspect

Used International LoneStar: $31,000–$139,900 observed used across 3 listings. Buy only after inspection.

Confidence 55%
Market context
$57,495

3 observed comparables

As of Sep 5, 2026
Next-150k-Mile Exposure

What can make the cheap machine expensive?

ComponentSeverityDocumented repair cost
Fuel pumpmediumnot yet verified
Fuel pump symptomsmediumnot yet verified
Injectorsmediumnot yet verified
Low powermediumnot yet verified
EGR valve sticking openmediumnot yet verified
Fuel pumpmedium

Fuel pump is the headline complaint: "the most common problem is the fuel pump...

Cost not yet verified
Fuel pump symptomsmedium

Diagnostic tells for a failing fuel pump include rough idling and excessive smoke from the stacks.

Cost not yet verified
Injectorsmedium

Occasional injector failure is treated by the presenter as normal wear, "the price you pay…"

Cost not yet verified
Low powermedium

Low power is called "the next biggest thing on the list" after the fuel pump (@ 00:02:41…

Cost not yet verified
EGR valve sticking openmedium

EGR valve sticking open from carbon buildup, worsened by extended idling; on-camera advice…

Cost not yet verified
Navistar is recalling certain model year 2013 International brand LoneStar, ProStar, and WorkStar commercial trucks, manufactured from April 22, 2012, through October 29, 2012, and equipped with steering wheel feature codes 05CAW, 05CAX, 05CAZ, 05CBA, or 05WBD. The steering wheel may not have been completely welded to its mounting hub.
— NHTSA recall 12V507000 (STEERING), accessed 2026-09-11

Common questions

How much does a used International LoneStar cost?

Observed listings range roughly $31,000 to $139,900 depending on age, condition, and configuration (as of 2026-09-05).

What fails on the International LoneStar?

The most cited concerns in our evidence record: Fuel pump, Fuel pump symptoms, Injectors. See the risk breakdown above for details and sources.

Is the International LoneStar under recall?

A safety recall exists for this model family. Verify the unit's serial number against the official notice linked on this page before buying.

From the research record

  • PRICE: - commercialtrucktrader.com not
  • FAILURES: (All from the genuine X15 platform-issues video, which applies directly since the LoneStar's Cummins option is the X15 — video transcript: https://www.youtube.com/watch?v=oh6-x3lp-iM) - Fuel pump is the headline complaint: "the most common problem is the fuel pump... from 17 all the way to 21, the fuel pump is having issues," with a recall referenc
  • REPAIR: (Kit-content and failure-mode detail from a Highway and Heavy Parts rebuild-kit review; this is engine-family/industry-general content describing the standard in-frame/out-of-frame kit structure this platform uses, not a LoneStar-specific quote — video transcript: https://www.youtube.com/watch?v=l0qIJEBlSPw) - In-frame kit contents: new ring sets,
  • LIFE: - Documented service life of 500,000+ miles achievable; fuel economy 7-10 MPG typical; base warranty 2yr/250,000mi, extended 5yr/500,000mi. https://www.cylinder-heads.com/cummins-isx/ (engine-family general — X15 is the post-2017 rebrand of the ISX15
  • VIDEO (00:01:03 https://www.youtube.com/watch?v=oh6-x3lp-iM): "first one with uh the X-15. The most common problem is the fuel pump. They"
  • VIDEO (00:01:05 https://www.youtube.com/watch?v=oh6-x3lp-iM): "common problem is the fuel pump. They"
  • VIDEO (00:01:06 https://www.youtube.com/watch?v=oh6-x3lp-iM): "common problem is the fuel pump. They are having problem right up to I I can't"
  • MARKET (soarr.com dealer inventory, 3 listings observed 2026-09-05): low $31,000 / median $57,495 / high $139,900. Agent-sourced dealer listings (2015-2024, 136k-565k mi): $31,000-$139,900, median $57,495. Wide spread reflects a decade of model years in a thin national inventory.
  • RECALL (12V507000, STEERING): Navistar is recalling certain model year 2013 International brand LoneStar, ProStar, and WorkStar commercial trucks, manufactured from April 22, 2012, through October 29, 2012, and equipped with steering wheel feature codes 05CAW, 05CAX, 05CAZ, 05CBA, or 05WBD. The steering wheel may not have be...
  • RECALL (10V037000, ELECTRONIC STABILITY CONTROL (ESC)): NAVISTAR IS RECALLING CERTAIN MODEL YEAR 2009-2010 INTERNATIONAL PROSTAR AND LONESTAR TRUCKS EQUIPPED WITH FEATURE CODE 04AZT ROLL STABILITY CONTROL. THE AIR LINE THAT SUPPLIES THE TRACTION SOLENOID VALVE OF THE ROLL STABILITY CONTROL (RSC) SYSTEM MAY HAVE BEEN CONNECTED TO AN INCORRECT PORT ON ...

Sources

  1. youtube.comweb · research-cited · accessed 2026-08-19
  2. youtube.comweb · research-cited · accessed 2026-08-19
  3. dieselrebuildkits.comweb · research-cited · accessed 2026-08-19
  4. cylinder-heads.comweb · research-cited · accessed 2026-08-19
  5. Here Is Why You Do Not Buy An International Semi Truckvideo-transcript · research-cited · accessed 2026-08-19
  6. Diesel engine out of frame vs in frame major overhaul differences and cost of revideo-transcript · research-cited · accessed 2026-08-19
  7. soarr.com dealer inventory listings (3 real listings observed 2026-09-05)dealer-inventory-aggregator · verified · accessed 2026-09-05
  8. NHTSA recall 12V507000 (STEERING)nhtsa-recall · verified-primary · accessed 2026-09-11
  9. NHTSA recall 10V037000 (ELECTRONIC STABILITY CONTROL (ESC))nhtsa-recall · verified-primary · accessed 2026-09-11
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