2004 Chevrolet W-Series problems, complaints & recalls
Most-reported problem areas: Electrical System (2) · Service Brakes, Hydraulic:power Assist:hydraulic:hoses, Lines/Piping, And Fittings (1) · Service Brakes, Hydraulic:antilock/Traction Control/Electronic Limited Slip (1)
Safety recalls (1)
Equipment 2013-06-19 · campaign 13V259000 · 1,774 vehicles
Defect: 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 optional oil pan heater (RPO code IG3). Debris may collect at the contact point of the heater plug and the extension cord. This may cause overheating of the extension cord.
Risk: Overheating of the extension cord could melt the oil pan heater plug and/or block heater plug, resulting in an increased risk of fire.
Fix: Isuzu will notify owners and dealers will inspect the trucks. The extension cord and damaged components will be replaced, free of charge. The recall began on August 30, 2013. Owners may contact Isuzu at 1-866-441-9638.
Service bulletins (278)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2025-07-18 · PIP5601C · Service Bulletin/Repair Instructions
this pi communicates the requirement to provide a pico file to receive diagnostic assistance from tac.
Unknown Or Other 2024-09-06 · PIT3271P · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician about changing the tire and wheel size on vehicles. general motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. technician s
Electrical System 2024-08-26 · General Communication · Service Campaign
vehicle wide programming (vwp) is a new process to update software on gm vehicles. it provides the ability via a single selection within techline connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). the updating of modules is com
Power Train 2024-07-24 · 24-NA-141 · Service Bulletin/Repair Instructions
gm is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. the damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. this bulletin advises the dealers to be more careful not to damage the transmissions durin
Fuel/Propulsion System 2024-06-28 · 16-NA-383 · Service Bulletin/Repair Instructions
this service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, crank no start, extended crank or misfire, mil with dtcs, and explains how top tier fuels should be used to reduce carbon build-up.
Unknown Or Other 2024-06-17 · 18-NA-099 · Service Bulletin/Repair Instructions
this bulletin provides information for use on a product assistance claim (pac), which is formerly known as a product allegation resolution (par) claim.
Showing the 6 most recent of 278 bulletins. Search all of them free at nhtsa.gov.
What owners report
2010-03-17 · Electrical System · 104,000 mi“speedometer baseline is now 100 mph. goes up from there but not below. turning off the vehicle does not reset it. *tr…”
2009-04-13 · Electrical System · 36,000 mi“my vehicle is a 2004 allegro motorhome by tiffin built on a chevy workhorse chassis. the problem is with the instrument panel which has a small lcd display for odometer, oil pressure, and mpg readouts. the display has mostly failed and the information displayed is not readable. the instrument panel assembly is made by actia corp. and i have receive…”
2005-04-20 · Service Brakes, Hydraulic:antilock/Traction Control/Electronic Limited Slip · 62,976 mi · 💥 crash“vehicle was being use off the road climbing a steep bank. when it broke traction the driver applied brakes and the pedal went to the bottom and with no braking effect. it hit a truck following it damaging the rear of the truck. the truck was taken to the chevrolet service dept and deemed to be normal. we tested the truck on a similar bank and …”
2004-10-13 · Service Brakes, Hydraulic:power Assist:hydraulic:hoses, Lines/Piping, And Fittings · 7,000 mi“the vehicle is currently not fixed, it is a chevy 2500hd duramax diesel. the vehicle has an intermittent problem with the brakes failing to stop! we have taken said vehicle to, two different dealers, neither could find problem and continue to try different parts. the vehicle has a hydralic power booster on order to see if this rectify's the problem…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.