Total Complaints
1 filings
GMC W-SERIES · model year
1 NHTSA complaints, and 1 active recall for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2004GMCW-SERIES carries 1 consumer safety complaint 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 2004 W-SERIES is service brakes, hydraulic with 1 filings. 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. This model year has 1 active recall campaign, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.
NHTSA currently has 2 investigation files overlapping the 2004 W-SERIES. 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.
Total Complaints
1 filings
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| SERVICE BRAKES, HYDRAULIC | 1 |
ELECTRICAL SYSTEM
Isuzu Manufacturing Services of America, Inc. (Isuzu) is recalling certain model year 2001-2013 Isuzu N-Series; model year 2001-2010 Chevrolet and GMC W-Series; model year 2001-2004 Isuzu FRR and model year 2001-2004 Chevrolet and GMC WT5500 trucks. The affected vehicles are equipped with an option
2004 GMC 2500HD HAD VEHICLE IN FOR SERVICE IN 2009. GARAGE STATED THAT ALL BREAK LINES WERE EITHER RUSTED THROUGH OR WOULD SHORTLY AND NEEDED TO BE REPLACED. I DID NOT BELIEVE A VEHICLE WITH UNDER 25K MILES COULD HAVE SUCH AN ISSUE SO THE GARAGE PROVIDED PHOTOS TO SHOW THE EXTENT OF THE RUST AND THE LEAKING LINES. I HAVE SINCE SEEN THAT THE NTSB IS INVESTIGATING GMC TRUCKS UP TO 2003 BUT IT IS CLEAR THAT THE PROBLEM IS ALSO PRESENT ON 2004 MODELS. REPAIRS WERE ~$2900. *TR
Mileage: 25,000
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.