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#BS-2003-GMCW45-606B

2003 Gmc W4500

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

Complaints
1
Crashes
0
Fires
0
Recalls
1
TSBs
78
✅

Preliminary Verdict

Green Light

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

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And FittingsHIGH

1 owners reported service brakes, hydraulic:foundation components:hoses, lines/piping, and fittings issues.

+ 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: Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And Fittings (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

Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And Fittings1 (100%)

2003 Gmc W4500: Known Issues & Problem Areas

Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And Fittings Issues

Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And Fittings complaints account for 100% of all reports filed for the 2003 Gmc W4500, with 1 owners filing complaints with NHTSA.

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 (1 recall)

05V168000Oct 2005

FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY

ON CERTAIN TRUCKS EQUIPPED WITH RPO IK9, DUE TO INSUFFICIENT DURABILITY AND TESTING, THE FUEL SWITCHING MANIFOLD SOLENOIDS LACK WATER OR SALT INTRUSION RESISTANCE, WHICH CAN LEAD TO FAILURE OF ONE OR MORE SOLENOIDS. FUEL SWITCHING MANIFOLD SOLENOID FAILURE WILL CAUSE INCORRECT FUEL DELIVERY RESULTING IN FUEL OVERFLOW FROM THE FUEL FILLER NECK.

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. 1 recall found for this vehicle.

Repair Cost Data

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

Other Gmc W4500 Model Years

200920082007200620052004200320022001200019991998
View all Gmc W4500 years →

2003 Gmc W4500: Frequently Asked Questions

What is the most common problem with the 2003 Gmc W4500?
The most commonly reported issue with the 2003 Gmc W4500 is related to the service brakes, hydraulic:foundation components:hoses, lines/piping, and fittings, with 1 complaints filed with NHTSA.
Is the 2003 Gmc W4500 reliable?
The 2003 Gmc W4500 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 2003 Gmc W4500 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 2003 Gmc W4500 have any recalls?
Yes, the 2003 Gmc W4500 has 1 recall on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Gmc W4500 problems start?
Mileage data is limited for this vehicle. The full report analyzes available data to identify failure patterns by mileage range.
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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