Total Complaints
2 filings
GMC W4500 · model year
2001 GMC W4500
2 NHTSA complaints for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2001GMCW4500 carries 2 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2001 W4500 is service brakes, hydraulic:power assist with 1 filings, followed by service brakes, hydraulic:foundation components:disc:pads (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 2 investigation files overlapping the 2001 W4500. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
2
Complaints
0
Crashes
0
Fires
0
Injuries
0
Deaths
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
Complaints vs. fleet median (215)
At or below the fleet median complaint volume.
Complaints by Component
| Component | Count |
|---|---|
| SERVICE BRAKES, HYDRAULIC:POWER ASSIST | 1 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS | 1 |
Recent Complaints
20050825SERVICE BRAKES, HYDRAULIC:POWER ASSIST
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
20050825SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS
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
Compare 2001GMCW4500 to Similar Vehicles
NHTSA Investigations
Frequently Asked Questions
How many complaints does the 2001 GMC W4500 have?▼
The 2001 GMC W4500 has 2 NHTSA complaints, 0 crashes, 0 fires, 0 injuries, and 0 deaths reported.
What are the most common problems with the 2001 GMC W4500?▼
The most-complained component for the 2001 GMC W4500 is SERVICE BRAKES, HYDRAULIC:POWER ASSIST with 1 complaints. Other frequently reported areas include SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS.
Is the 2001 GMC W4500 safe to buy?▼
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?▼
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.
Vehicle Safety Guides
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.