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#BS-2015-THOSIE-741E

2015 Thor Motor Coach Siesta

Based on reports from 2 owners and 3 recalls for this exact model.

Complaints

Crashes

Fires

Recalls

TSBs

🟢

Preliminary Verdict

Proceed with Caution

Based on 2 complaints, 0 crashes, 2 fires, and 3 recalls.

See full verdict with buy/skip conditions

Preview: What's in your full report

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Mechanic Inspection Checklist

!Check the Electrical System:wiringHIGH

1 owners reported electrical system:wiring issues — failures commonly reported around 0K 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: Electrical System:wiring (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

Electrical System:wiring1 (50%)

Other1 (50%)

2015 Thor Motor Coach Siesta: Known Issues & Problem Areas

Electrical System:wiring Issues

Electrical System:wiring complaints account for 50% of all reports filed for the 2015 Thor Motor Coach Siesta, with 1 owners filing complaints with NHTSA. The median mileage at time of complaint is 80 miles, suggesting issues tend to surface around the 0K-mile mark.

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 (3 recalls)

15V191000Mar 2015

STRUCTURE:BODY:ROOF AND PILLARS

Thor Motor Coach (Thor) is recalling certain model year 2015 Siesta and Citation motorhomes manufactured from September 26, 2014, through February 27, 2015, and built on a Mercedes-Benz Sprinter chassis. In the affected vehicles, the abutting wedge, a component attached to the door jamb to make opening the door easier after a severe frontal crash, may have been installed incorrectly.

15V745000Jan 2016

EQUIPMENT:RECREATIONAL VEHICLE/TRAILER

Thor Motor Coach (Thor) is recalling certain model year 2011-2016 Thor Challenger, Thor Citation, Thor Hurricane, Thor Tuscany, Thor Windsport, 2011-2012 Thor Astoria, Thor Avanti, Thor Chateau, 2011-2014 Thor Daybreak, 2011-2015 Thor Outlaw, Thor Siesta, 2014-2015 Thor Miramar, 2012 Thor Four Winds, 2008-2011 Damon Astoria, Damon Daybreak, Damon Outlaw, Damon Tuscany, 2008-2012, Damon Challenger, 2008-2010 Damon Essence, 2009-2011 Damon Avanti, Four Winds Chateau, Four Winds Citation, Four Winds Four Winds, Four Winds Hurricane, Four Winds Siesta, Four Winds Windsport, 2009-2010 Four Winds Dorado, Four Winds Dutchmen, Four Winds Magellan, Four Winds Mandalay and 2009 Four Winds Fun Mover, and Four Winds Presidio motorhomes. The affected vehicles are equipped with certain Lippert-brand Coachstep Double and Triple Electric Steps. These steps use a bolt to attach the fan gear assembly to the steps. This bolt may fracture allowing the fan gear to disengage from the steps. As a result, the steps may not remain in the expected position and may be unstable.

19V714000Nov 2019

EQUIPMENT:OTHER:LABELS

Thor Motor Coach (TMC) is recalling certain 2014 Tuscany 36M, 40E, 2015 Citation 24SL, Siesta 24SL, Axis 25.1 and Vegas 25.1, 2016 Four Winds 31E, 31W, 35SF, Chateau 31E, 31W, Synergy SD24, Citation 24SL, 24SS and Siesta 24SL, 24SS, 2017 Four Winds 31E, 31W, Chateau 31E, 35SD, Citation 24SS and Siesta 24SS, 2018 Citation 24SS and Siesta 24SS, 2019 Quantum CR24, Four Winds 24BL, Citation 24MB and Siesta 24MB and 2020 Quantum CR24, Citation 24MB, Siesta 24MB, Chateau 24BL and Synergy 24MB vehicles. The Occupant and Cargo Carrying Capacity (OCCC) label has the incorrect carrying capacity listed, which can allow the vehicle to be overloaded. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 120, "Wheels and Rims - Other Than Passenger Cars."

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. 2 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 3 recalls found for this vehicle.

Repair Cost Data

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

Other Thor Motor Coach Siesta Model Years

2020 2019 2018 2017 2016 2015 2014 2013 2012 2011

View all Thor Motor Coach Siesta years →

2015 Thor Motor Coach Siesta: Frequently Asked Questions

What is the most common problem with the 2015 Thor Motor Coach Siesta?

The most commonly reported issue with the 2015 Thor Motor Coach Siesta is related to the electrical system:wiring, with 1 complaints filed with NHTSA.

Is the 2015 Thor Motor Coach Siesta reliable?

The 2015 Thor Motor Coach Siesta has 2 complaints, 0 crash reports, and 2 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 2015 Thor Motor Coach Siesta 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 2015 Thor Motor Coach Siesta have any recalls?

Yes, the 2015 Thor Motor Coach Siesta has 3 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.

What mileage do Thor Motor Coach Siesta problems start?

Based on 2 complaints with mileage data, the median mileage at time of complaint is 80 miles. The highest concentration of reported issues occurs in the 0–30K 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?

100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.

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10 sections of AI analysis based on 2 owner reports. Know before you buy.

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