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2004 Hummer H2 recalls

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

4 recalls found in NHTSA data as of September 22, 2026

For the 2004 Hummer H2. These apply to the model and year, not to one particular vehicle: check your VIN to see whether yours is included and whether it has been repaired.

Has your Hummer been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Hummer dealer can also check your VIN. Recall repairs are free.

2004 Hummer H2 recalls, newest first

February 1, 2006NHTSA 06E0100001,360 vehicles potentially affected

Steering

  • Aftermarket equipment: applies only if this part was installed
Summary
Certain fabtech aftermarket replacement pitman arms, p/nos. FTS71000 and FTS71001, installed for use on certain 2001-2006 GM c/k 2500 pick up trucks and sport utility vehicles. The pin located inside the pitman arm can shear off due to a reverse bending fatigue condition, resulting in a total loss of steering control.
Consequence
Loss of steering control could lead to a vehicle crash with potential injury or death.
Remedy
Fabtech will notify owners and replace the pitman and idler arms free of charge. The recall is expected to begin during February 2006. Owners may contact fabtech at 909-597-7800.

This recall on nhtsa.gov

April 22, 2005NHTSA 05V1630001,359,824 vehicles potentially affected

Seat belts › Rear/other

Summary
On certain crew cab pickup trucks and sport utility vehicles, the 2nd row center occupant seat belt routing may make it difficult to position the lap portion of the safety belt low around the hips of occupants, especially smaller occupants, seated in this position. Appropriate use of a child seat or booster seat, as recommended for small children, does improve the fit condition for this user group. In addition to instructions on proper infant and young child restraint (with child seats or boosters), special verbiage for restraining older child is included in the owner's manual. Also, the suggested seat belt fit/routing for adults, irrespective of seating position, is described in the owner's manual text.
Consequence
A lap portion of the seat belt routing that is not low and snug on the hips can allow the lap belt to ride up on an occupant's abdomen instead of fitting low around their hipbones, and therefore, can expose them to more risk of abdominal and internal organ injury.
Remedy
Dealers will cut open the guide loop, remove a portion of the loop, and then the remaining two sides should be folded over and secured with a retainer free of charge. The recall began on July 21, 2005. Owners may contact Cadillac at 1-866-982-2339, Chevrolet at 1-800-630-2438, GMC at 1-866-996-9463, or hummer at 1-800-732-5493.

This recall on nhtsa.gov

February 8, 2005NHTSA 05V04300077,411 vehicles potentially affected

Service brakes, hydraulic

Summary
Certain trucks, sport utility vehicles, and vans equipped with bosch hydro-boost brake assemblies, the hydraulic brake booster pressure accumulator may crack and separate from the hydro-boost assembly during normal operating conditions.
Consequence
If a separation occurred and the hood of the vehicle were open, fragments from the accumulator could cause injury to people in the immediate area. The presence of this crack or fractured surface could allow the hydraulic fluid to leak from the accumulator circuit of the booster assembly. The loss of fluid would cause increased steering and braking effort and a crash may occur without prior warning.
Remedy
Dealers will test the hydro-boost assembly for functional operation of the two-function valve. If the hydro-boost assembly fails the test, dealers will replace the assembly free of charge. The recall began on March 23, 2005. Owners may contact Chevrolet at 1-800-630-2438, GMC trucks at 1-866-996-9463 and hummer at 1-800-732-5493.

This recall on nhtsa.gov

February 4, 2004NHTSA 04V04500068,875 vehicles potentially affected

Service brakes, hydraulic

Summary
Certain sport utility vehicles, pickup trucks, and passenger vans fail to comply with the requirements of federal motor vehicle safety standard no. 135, ?passenger car brake systems.? Some of these vehicles were produced with an out-of-specification brake hydro-boost housing relief valve bore.
Consequence
Consequently, the valve o-ring seal may fracture. Steering efforts may be slightly increased while braking or parking. Under certain driving conditions, a fractured seal may require a slight increase in the applied brake pedal effort to achieve the same vehicle deceleration rate as prior to the seat fracture.
Remedy
Dealers are to replace the hydro-boost relief valve. The recall began on June 18, 2004. Owners should contact Cadillac at 1-866-982-2339; Chevrolet at 1-800-630-2438; GMC at 1-866-996-9463; or hummer at 1-866-486-6376.

This recall on nhtsa.gov

Owner complaints

Owners have filed 59 complaints about the 2004 Hummer H2 with NHTSA. Complaints are unverified reports from the public; NHTSA uses them to decide what to investigate.

Crashes reported
6
Fires reported
1
Injuries reported
5
Deaths reported
0

Most complained-about components

  1. Service brakes14
  2. Electrical system10
  3. Hydraulic6
  4. Visibility5
  5. Air bags3

Other Hummer H2 years

Most recalled 2004 vehicles

  1. 2004 Honda Accord (22 recalls)
  2. 2004 Ford E-250 (18 recalls)
  3. 2004 Blue Bird Vision (17 recalls)
  4. 2004 Ford F-150 (16 recalls)
  5. 2004 Chevrolet Silverado (15 recalls)
All of 2004’s most recalled vehicles

Questions

Does the 2004 Hummer H2 have any recalls?
4 recalls found in NHTSA data as of September 22, 2026, covering: steering, seat belts, service brakes, hydraulic. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.
How do I check if my 2004 Hummer H2 recall has been fixed?
Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Hummer dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.
How many complaints have owners filed about the 2004 Hummer H2?
59 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.