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#BS-2004-BIGCHO-53D9

2004 Bigdog Chopper

Based on reports from 7 owners and 5 recalls for this exact model.

Complaints

Crashes

Fires

Recalls

TSBs

✅

Preliminary Verdict

Green Light

Based on 7 complaints, 0 crashes, 0 fires, and 5 recalls.

See full verdict with buy/skip conditions

Preview: What's in your full report

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Mechanic Inspection Checklist

!Check the ElectricalHIGH

2 owners reported electrical issues — failures commonly reported around 5K miles.

!Inspect the Service Brakes, Hydraulic:foundation Components:master CylinderMED

Look for symptoms of wear and premature failure

+ 4 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 (2 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

Electrical2 (29%)

Service Brakes, Hydraulic:foundation Components:master Cylinder1 (14%)

Drivetrain1 (14%)

Exterior Lighting:turn Signal:switch1 (14%)

Electrical System:ignition:module1 (14%)

Power Train:driveline1 (14%)

2004 Bigdog Chopper: Known Issues & Problem Areas

Electrical Issues

Electrical complaints account for 29% of all reports filed for the 2004 Bigdog Chopper, with 2 owners filing complaints with NHTSA. The median mileage at time of complaint is 5,345 miles, suggesting issues tend to surface around the 5K-mile mark.

Service Brakes, Hydraulic:foundation Components:master Cylinder Issues

Service Brakes, Hydraulic:foundation Components:master Cylinder complaints account for 14% of all reports filed for the 2004 Bigdog Chopper, with 1 owners filing complaints with NHTSA. Owners should pay attention to service brakes, hydraulic:foundation components:master cylinder-related symptoms during test drives and pre-purchase inspections.

Drivetrain Issues

Drivetrain complaints account for 14% of all reports filed for the 2004 Bigdog Chopper, with 1 owners filing complaints with NHTSA. Owners should pay attention to drivetrain-related symptoms during test drives and pre-purchase inspections.

Exterior Lighting:turn Signal:switch Issues

Exterior Lighting:turn Signal:switch complaints account for 14% of all reports filed for the 2004 Bigdog Chopper, with 1 owners filing complaints with NHTSA. Owners should pay attention to exterior lighting:turn signal:switch-related symptoms during test drives and pre-purchase inspections.

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

Complaint trend by year

Complaints filed with NHTSA by year for the 2004 Bigdog Chopper. Recent trend: decreasing.

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 (5 recalls)

03V535000Jan 2004

STRUCTURE:FRAME AND MEMBERS

ON CERTAIN MOTORCYCLES ASSEMBLED WITH AN EARLY VERSION ROLLING THUNDER FRAME, A STRESS CRACK COULD EMERGE IN THE FRAME.

04V137000Apr 2004

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER

ON CERTAIN MOTORCYCLES, THE PISTON IN THE REAR MASTER CYLINDER MAY HAVE BEEN IMPROPERLY SIZED, WHICH COULD CAUSE THE REAR BRAKES TO DRAG OR LOCKUP.

04V164000Apr 2004

STEERING: STEERING WHEEL/HANDLE BAR

ON CERTAIN MOTORCYCLES, A SCREW MAY BECOME LOOSE IN THE HANDLEBAR CONTROL DUE TO THE LACK OF A LOCK WASHER AND LOCTITE.

04V523000Dec 2004

STRUCTURE:MOTORCYCLE:KICKSTAND/CENTER STAND

ON CERTAIN MOTORCYCLES, THE KICKSTAND SPRING ATTACHING STUD MAY BREAK OFF ALLOWING THE KICKSTAND TO DEPLOY INTO THE EXTENDED POSITION.

06V019000Feb 2006

STRUCTURE:MOTORCYCLE:KICKSTAND/CENTER STAND

ON CERTAIN MOTORCYCLES, THE KICKSTAND SPRING MAY STRETCH AND DETACH FROM THE MOUNTING BRACKET OR THE KICKSTAND.

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. 7 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 5 recalls found for this vehicle.

Repair Cost Data

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

Other Bigdog Chopper Model Years

2007 2006 2005 2004 2003

View all Bigdog Chopper years →

2004 Bigdog Chopper: Frequently Asked Questions

What is the most common problem with the 2004 Bigdog Chopper?

The most commonly reported issue with the 2004 Bigdog Chopper is related to the electrical, with 2 complaints filed with NHTSA.

Is the 2004 Bigdog Chopper reliable?

The 2004 Bigdog Chopper has 7 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 2004 Bigdog Chopper 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 2004 Bigdog Chopper have any recalls?

Yes, the 2004 Bigdog Chopper has 5 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.

What mileage do Bigdog Chopper problems start?

Based on 5 complaints with mileage data, the median mileage at time of complaint is 5,345 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 7 owner reports. Know before you buy.

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