2008 Hummer H2 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
7 owner complaints analyzed
3 distinct recall campaigns
91,000 mi median reported failure mileage
Scope: 2008 model year. Data snapshot: . 6 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Electrical System is the most frequently named component, appearing in 2 of 7 complaints (28.6%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Transmission and shifting | 2 | 28.6% |
| Braking behavior | 1 | 14.3% |
| Fuel system concerns | 1 | 14.3% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Electrical System | 2 |
| Power Train | 2 |
| Air Bags | 1 |
| Fuel/Propulsion System | 1 |
| Service Brakes | 1 |
| Vehicle Speed Control | 1 |
| Visibility:Defroster/Defogger/Hvac System:Heater Core | 1 |
| Visibility:Glass, Side/Rear | 1 |
Electrical System: 2; Power Train: 2; Air Bags: 1; Fuel/Propulsion System: 1; Service Brakes: 1; Vehicle Speed Control: 1; Visibility:Defroster/Defogger/Hvac System:Heater Core: 1; Visibility:Glass, Side/Rear: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 1 |
| 25,000 to 49,999 | 1 |
| 50,000 to 74,999 | 1 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 3 |
| 150,000 and above | 0 |
Under 25,000: 1; 25,000 to 49,999: 1; 50,000 to 74,999: 1; 75,000 to 99,999: 0; 100,000 to 149,999: 3; 150,000 and above: 0
100,000 to 149,999 miles has the most reports with usable mileage (3). 1 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2010 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2021 | 1 |
| 2025 | 1 |
2010: 1; 2014: 1; 2015: 1; 2016: 1; 2017: 1; 2021: 1; 2025: 1
Pattern summary
Electrical System leads the component reports. Transmission and shifting appears in 2 complaint narratives. Braking behavior appears in 1 complaint narratives. Fuel system concerns appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10943985 · 2017-01-09 (January 9, 2017)
EARLY FAILURE OF 6L80 TRANSMISSION AT 110K MIKES CAR IS WELL MAINTAINED AND SERVICED PER MANUAL. VEHICLE WAS PERFORMING AS EXPECTED. 4 PERSONS IN THE VEHICLE WITH NOTHING IN TOW AND NO EXTRA CARGO. IN THE MIDDLE OF AN INTERSECTION AFTER STARTING OFF, THE VEHICLE LOST POWER TO THE WHEELS. DRIFTED TO SIDE OF ROAD, BUT ALMOST GOT HIT BY A TRUCK AND WOULD HAVE IF THE FAILURE OCCURRED 1 SECOND EARLIER. GM HAS REDESIGNED THE FAILURE POINTS OF PUMP, TEHCM AND VALVES, FAILURE OCCURS WITH NO WARNING.
Owner-reported narrative. 110,000 miles reported. Look up ODI 10943985 at NHTSA ↗
Owner report 11648738 · 2025-03-17 (March 17, 2025)
P code P0872 6L50/6L80/6L90 - Automatic Transmission
Owner-reported narrative. Look up ODI 11648738 at NHTSA ↗
Owner report 10312555 · 2010-02-21 (February 21, 2010)
EVERY COUPLE OF MONTHS ON AVERAGE, WHILE DRIVING VERY SLOW...USUALLY 2-3 MPH, THE ACCELERATOR WILL SURGE THE RPMS UP ABOUT 1,500. THIS REQUIRES YOU TO IMMEDIATELY HIT THE BRAKE AGGRESSIVELY. THIS USUALLY HAPPENS WHEN PULLING INTO A PARKING SLOT. *TR
Owner-reported narrative. 10 miles reported. Look up ODI 10312555 at NHTSA ↗
Owner report 10860695 · 2016-04-21 (April 21, 2016)
ON JANUARY 2015 GENERAL MOTORS PUBLISHED A BULLETIN NO:14515B PRODUCT SAFETY RECALL ABOUT FUEL PUMP FLOW CONTROL MODULE. MY VEHICLE STARTED GIVING ME TROUBLE WITH THIS PART ON APRIL 19, 2016 AND I CALLED GM AND THEY SAID MY VIN NUMBER IS NOT COVERED UNDER THIS RECALL. I BELIEVED IS UNFAIR THAT THEY ARE NOT COVERING MY VEHICLE UNDER THIS RECALL AND I REQUEST AN INVESTIGATION ABOUT THIS ISSUE. PLEASE CONTACT ME AT [XXX] OR EMAIL [XXX]. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
Owner-reported narrative. 118,600 miles reported. Look up ODI 10860695 at NHTSA ↗