2003 GMC W4500 Problems, Complaints & Recalls

Source: NHTSA · Updated Jan 8, 2006 · 1 owner complaints analyzed

Compared with other W4500 years
Not enough data 3rd of 9 for complaints
NHTSA crash rating
Not rated

Owners have filed 1 complaint with NHTSA about the 2003 GMC W4500. That ranks 3rd out of 9 W4500 model years for complaints. The most reported problem area is service brakes, hydraulic (1 complaints, 100%). There is 1 safety recall covering this model year.

Complaints are unverified owner reports and are not adjusted for sales volume.

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Most common 2003 GMC W4500 problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Service Brakes, Hydraulic1
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Service Brakes, Hydraulic1100%———

One complaint can list several problem areas, so shares can add up to more than 100%.

2003 GMC W4500 recalls (1)

Tap a recall to see the problem, the risk and the fix.

Fuel system, diesel:storage:tank assemblyApr 20, 2005 · NHTSA campaign 05V168000 · 253 vehicles

Problem: 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.

Risk: Overflow fuel may result in high amount of diesel fuel leakage. Fuel leakage, in the presence of an ignition source, could result in a fire.

Fix: Dealers will replace the solenoid valve assembly with an improved assembly including additional detection circuit and enhanced water resistance free of charge. The recall began on october 27, 2005. Owners may contact isuzu at 1-800-255-6727.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

Brake line severed by road debris. *jb

Service Brakes, Hydraulic · received Jan 8, 2006 · NHTSA complaint 10147195

Other GMC W4500 years

← 2001 W4500 · 2004 W4500 →

See all GMC W4500 problems by year, every GMC model, or the GMC VIN decoder.

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Frequently asked questions

What are the most common problems with the 2003 GMC W4500?

Owners most often report service brakes, hydraulic problems. The top one, service brakes, hydraulic, accounts for 1 complaint.

Was there a recall on the 2003 GMC W4500?

Yes, 1 safety recall. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2003 GMC W4500 a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other W4500 model years, the 2003 has too little data to compare. Always get a pre-purchase inspection and check the VIN for open recalls.