What's New for 2004 HUMMER H1
Knowing how much a vehicle has changed from previous model years can help provide additional context when reviewing reliability ratings. Our Editors give you the bottom-line on what's new, the pros, the cons and more.
What's New for 2004
The original Hummer gets a slightly reworked dash with an in-dash six-disc CD changer. The 6.5-liter turbodiesel has been retuned to deliver more power and reduce emissions. Read More
Long-Term Reliability Ratings by Identifix
Portions © 2008 by Identifix, Inc. All rights reserved
Ratings Key
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Minimal Problems |
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Moderate Problems |
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Significant Problems |
2004 HUMMER H1 Reliability Rating
Reliability ratings displayed above reflect style specific standard features and may vary from aggregated values displayed for the same year in the historical model overview below.
Reliability History for HUMMER H1
Reliability History for HUMMER
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2004 |
2005 |
2006 |
| Engine |
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| Transmission & Driveline |
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| Steering & Suspension |
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| Brake |
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| Heating & Air Conditioning |
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| Starting & Charging |
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| Accessories |
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| Overall |
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