2005 Hummer H2 Problems

Severe Issues

Used HUMMER H2 shoppers should review this model-year complaint and recall record before making an offer. Based on 91 real NHTSA owner complaints, with Electrical Faults the most reported area.

20045 years2006

Before you buy

This 2005 Hummer H2 has 91 NHTSA complaints β€” top issue: Electrical Faults.

A model-year pattern isn't the car in front of you. Check this exact VIN for accidents, open recalls, odometer rollback, and salvage titles.

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91
Complaints
3
Crashes
1
Fires
2
Injuries
β€”
Fatalities
3
Recalls

2005 Hummer H2 Safety Ratings

NHTSA 5-Star Program

Official crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.

Overall

Not Rated

Frontal Crash

Not Rated

Side Crash

Not Rated

Rollover

Not Rated
β—‹Stability Control: Noβ—‹Forward Collision Warning: Noβ—‹Lane Departure Warning: No

Source: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.

Quick Answer

Based on NHTSA complaint data, the 2005 Hummer H2 has 91 owner complaints, 3 crash-related complaints, and 3 recall campaigns on record. The most frequently reported component is Electrical Faults. NHTSA reliability signal: Severe Issues.

2005 Hummer H2 β€” key reliability facts
Make
Hummer
Model
H2
Model year
2005
NHTSA owner complaints
91
Crash-related complaints
3
Safety recall campaigns
3
Top reported component
Electrical Faults
Reliability signal
Severe Issues
Electronic stability control
No

Common problems

Most common 2005 Hummer H2 problems

Top owner-reported complaint areas and where they often appear.

#1
32
complaints

Electrical Faults

Fires:1
Injuries:2
#2
18
complaints

Visibility

#3
13
complaints

Brake System

Complaint patterns center on Electrical Faults, Visibility, Brake System. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.

Buyer verdict

Should you buy a used 2005 Hummer H2?

This HUMMER H2 year shows a meaningful number of reported issues, so buyers should only proceed after a careful records review and inspection.

Model-year complaint trends can reveal recurring trouble spots before you spend money on inspections, financing, or repairs.

May Suit

This year may suit buyers who prioritize complete maintenance records and pass a pre-purchase inspection.

May Want to Avoid

Buyers who want a lower-risk ownership profile may prefer comparing nearby model years before committing.

Pre-purchase

What to check before buying a used 2005 Hummer H2

Inspection Focus

  • Inspect the most frequently reported complaint components on this model year
  • Confirm recall repairs were completed and documented
  • Check for accident damage, title brands, and mileage inconsistencies on the exact VIN

Before You Close the Deal

  • Run a VIN check on the specific vehicle you are considering
  • Verify all open recalls are completed at nhtsa.gov/recalls
  • Request service records for the most-reported complaint components
  • Have a certified mechanic inspect the vehicle before purchase

Check the exact car

Shortlist with model-year data. Decide with the exact VIN.

Before buying a used 2005 Hummer H2, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.

AI verdict

What the complaint data suggests

Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology

The HUMMER H2 has 91 NHTSA complaints and 3 recalls on record. 3 complaints involve crash-related incidents. This data reflects owner-reported issues submitted to the National Highway Traffic Safety Administration.

Recall context: 3 recall campaigns are on record, so recall completion status should be confirmed on the exact VIN before purchase.

Key Findings
  • 91 total complaints filed with NHTSA
  • 3 federal recall campaigns
  • 3 crash-related complaints on record
Top Concerns
  • Review NHTSA complaint history for the most-reported components
  • Check recall completion status at nhtsa.gov/recalls
  • Verify service records for frequently complained components
Data note: NHTSA complaints are consumer-submitted and do not confirm a manufacturing defect Complaint volume is influenced by sales volume β€” popular models naturally accumulate more complaints

Full breakdown

All 2005 Hummer H2 complaints by category

Every owner-reported complaint category filed with NHTSA for the 2005 Hummer H2. Use this as a pre-purchase inspection checklist.

ComponentComplaintsCrashesFiresAvg MileageVolume
Electrical Faults32β€”1β€”
Visibility18β€”β€”β€”
Brake System13β€”β€”β€”
Airbag Malfunctions121β€”β€”
Steering Defects81β€”β€”
Engine Problems6β€”β€”β€”
Hydraulic6β€”β€”β€”
Transmission / Drivetrain5β€”β€”β€”
Visibility/Wiper5β€”1β€”
Tire Issues4β€”β€”β€”
Uncategorized Issues3β€”β€”β€”
Seat-Related Issues2β€”β€”β€”
Structural Problems2β€”β€”β€”
Wheel Issues21β€”β€”
Unintended Acceleration1β€”β€”β€”
Suspension Failures1β€”β€”β€”
Equipment1β€”β€”β€”
Child Seat1β€”β€”β€”

Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.

In their words

Real owner complaints

Read what owners actually reported to NHTSA for the 2005 Hummer H2. Type a keyword (e.g. β€œtransmission”, β€œstalling”, β€œbrakes”) to filter.

Showing 91 most recent complaints

Steering DefectsMar 25, 2026

The contact owns a 2005 Hummer H2. The contact stated that while the vehicle was parked, fluid started to leak from the steering wheel. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 140,000.

Tire IssuesAug 8, 2025

The contact owns a 2005 Hummer H2 equipped with Cooper Tires, Tire Line: Discoverer, Tire size: 35X13.50R20LT, DOT Number: 1V1261B4V1724. The contact stated that while the vehicle was being serviced and on a lift, the mechanic became aware that all four tires were split in the mi…

Transmission / DrivetrainJul 29, 2025

The contact owns a 2005 Hummer H2. The contact stated that while parking in the mountains, the vehicle was in the park position, and it unexpectedly rolled and stopped at a boulder. There were no warning lights illuminated. The door hit the driver and knocked him to the ground, a…

Brake SystemMay 10, 2023

The contact owns a 2005 Hummer H2. The contact stated that while driving at an undisclosed speed, the brake pedal was depressed, and the brakes made a whistling sound. The contact, an independent mechanic, diagnosed that the brake booster needed to be replaced. The vehicle was no…

Transmission / DrivetrainMay 4, 2021

WHILE TRAVELING ON THE MAIN ROADS THE SPEEDOMETER INTERMITTENTLY MALFUNCTIONS THEN DROPS TO ZERO, WHEREAS I'M LITERALLY UNABLE TO DETERMINE MY SPEED THIS SEEMS TO OCCUR WHEN THE ENGINE WARMS UP AND I BEEN DRIVING FOR BETTER THAN A HALF HOUR.

Steering DefectsNov 9, 2020

TL* THE CONTACT OWNS A 2005 HUMMER H2. THE CONTACT STATED THAT WHILE DRIVING THE VEHICLE, THE POWER STEERING FAILED, CAUSING THE STEERING WHEEL TO BECOME VERY DIFFICULT TO TURN IN EITHER DIRECTION. ADDITIONALLY, THE POWER STEERING FLUID LEAKED UNTO THE HYDRO-BOOST BRAKING SYSTEM,…

Tire IssuesAug 31, 2020

TOYO TIRES | PART NUMBER: TOY360390 COMING APART AT THE SEAMS

Electrical FaultsMar 4, 2020

THE COMPUTER IN THE H2 HUMMER MALFUNCTION. WIPERS WILL NOT TURN OFF. 4 WHEEL DRIVE WILL NOT ENGAGE. ENGINE LIGHT COMES ON. EVERYTHING THE COMPUTER CONTROLS IS FAILING.

Uncategorized IssuesDec 5, 2019

CHECK ENGINE LIGHT KEEPS COMING ON AND LIGHT BLINKS THAN STAYS ON UNTIL I TAKE IT IN FOR SERVICE. THE SHOP CAN'T FIGURE OUT WHY IT IS DOING THIS HAD IT SHOP ABOUT 7-8 TIMES FOR SERVICE. ALSO CODE STATES CAN CAUSE A POSSIBLE FIRE

Airbag MalfunctionsJul 30, 2018

TL* THE CONTACT OWNS A 2005 HUMMER H2. THE CONTACT STATED THAT THE AIR BAG SERVICE WARNING INDICATOR REMAINED ILLUMINATED WHILE DRIVING, WHICH WAS A SAFETY CONCERN. THE VEHICLE WAS TAKEN TO A DEALER (HALEY BUICK GMC, 9831 MIDLOTHIAN TURNPIKE, RICHMOND, VA 23236, (804) 320-9054) W…

Engine ProblemsJul 18, 2018

VEHICLE HAS 133,000 MILES. IT HAS NOW EXPERIENCED AN EXHAUST MANIFOLD GASKET LEAK DUE TO BROKEN BOLTS. THIS IS CAUSING NOISE FROM THE ENGINE AREA, AND IS UNSAFE DUE TO THE LEAK OF HOT GASES BEING RELEASED FROM THE ENGINE AT THE POINTS OF FAILURE (BROKEN BOLTS). THIS MAY BE AN …

Electrical FaultsJan 24, 2018

HEATER FAN BLOWER MOTOR STARTED WORKING INTERMITTENTLY WHILE CAR IN MOTION, THEN SMELL OF BURNING ELECTRICAL. WIRING HARNESS TO HEATER UNDER THE GLOVEBOX WAS BURNING HOT TO THE TOUCH AND MELTED ALL THE WIRES. PLASTIC WIRE HARNESS COMPONENT COMPLETELY DESTROYED AND ALMOST CAUGHT …

Electrical FaultsJan 24, 2018

HEATER FAN CONTROL KNOB OVERHEATS. WHEN HEATER WAS IN OPERATION THE HEATER CONTROL KNOB AREA ABOVE AND BELOW THE CVERY HOT TO THE TOUCH, HEATING UP RADIO AND OTHER FRONT DASH COMPONENTS. PRIOR TO THIS, INSTRUMENT PANEL GAUGES STOPPED WORKING COMPLETELY FOR GAS GAUGE AND RPMS, AN…

Airbag MalfunctionsMay 30, 2017

TAKATA RECALL HASN'T INCLUDED BUT SHOULD HAVE INCLUDED THE H2 HUMMER 2005. THIS LIGHT IS ON CONSTANTLY. FEEL VERY UNSAFE DRIVING IT. NOW, BECAUSE THEY ARE TRYING TO SAY IT'S THE CONSUMERS RESPONSIBILITY. I WILL TAKE THIS MATTER TO THE NEWS STATIONS IF I HAVE TO. THAT'S TOTALLY RI…

Electrical FaultsApr 28, 2017

GET IN START THE VEHICLE, SEAT HEAT COMES ON. I TURN IT OFF IT COMES BACK ON SECONDS LATER. IT WILL NOT GO OFF AND STAY OFF. IT DOES NOT MATTER IF IM DRIVING OR PARKED. SEAT HEAT COMES ON BY ITS SELF.

Airbag MalfunctionsMar 7, 2017

THE SDM (SENSING AND DIAGNOSTIC MODULE) ON MY 2005 HUMMER H2 IS NOT WORKING AND IS CAUSING MY AIR BAGS TO NOT WORK, AND ALSO CAUSES OTHER MODULES TO NOT BE ABLE TO COMMUNICATE AND CAUSE MY GAUGES AND OTHER ELECTRICAL ACCESSORIES TO NOT OPERATE (WINDOWS, LOCKS, ETC.) MANY OTHER H…

Steering DefectsMar 7, 2017

WHILE DRIVING ON A CITY STREET AT APPROXIMATELY 40 MPH THE VEHICLE STARTED MAKING A LOUD NOISE (SIMILAR TO THE SOUND A DIRT BIKE ENGINE MAKES). THE SOUND BECAME LOLUDER WHEN I PRESSED THE BRAKES. I TOOK THE VEHICLE TO THE REPAIR SHOP AND WAS NOTIFIED THAT THE HYDROBOOSTER FAILE…

Airbag MalfunctionsMar 2, 2017

AIRBAG LIGHT ON AND CAR NOT IN ACCIDENT. JUST WANT MY VEHICLE FIXED AS I'M SCARED TO DRIVE IT AND THE BAG COMES OUT. THE DOOR WON'T CLOSE.MY PHONE NUMBER IS [XXX]. INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).

Airbag MalfunctionsJan 24, 2017

THERE HAS TO BE A RECALL DONE ON THE 2005 HUMMER H2 AIRBAG MODULE. WHEN IT RAINS THE WATER GETS IN TO VEHICLE FROM THE DRIVER SIDE. I SEE A LOT OF COMPLAINTS FROM OTHER PEOPLE THAT HAVE THE SAME ISSUE. I HAVE CURRENTLY ONLY 61,000 MILES ON MY HUMMER H2. NEVER GOT IN A ACCIDENT. O…

Airbag MalfunctionsDec 15, 2016

AIR BAG CONTROL MODULE NLA OEM 12249649. AFTER A RAIN I STARTED UP MY PARKED VEHICLE THE SERVICE AIR BAG LISTED IN THE DRIVER INFORMATION CENTER AS WELL AS THE RED WARNING LAMP TURN AND STAYED ON I AM THE ORIGINAL OWNER AND HAVE NEVER BEEN IN ANY CRASH. TOOK TO BOTH GM DEALER …

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Source: NHTSA Complaints Database. Real owner reports for the 2005 Hummer H2.

Safety recalls

2005 Hummer H2 recalls

3 campaigns

NHTSA recall campaigns for the 2005 Hummer H2. 3 recall campaigns are on record, so recall completion status should be confirmed on the exact VIN before purchase. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.

Safety recall

SERVICE BRAKES, HYDRAULIC

#05V043000SERVICE BRAKES, HYDRAULICAug 2, 2005
Safety recall

SEAT BELTS:REAR/OTHER

#05V163000SEAT BELTS:REAR/OTHER22/04/2005
Safety recall

STEERING

#06E010000STEERINGJan 2, 2006

Across model years

Compare Hummer H2 model years

Compare complaint and recall volume across years to see whether 2005 lands in a lower-risk or higher-risk part of the model timeline.

Research more

Keep researching before you buy

Compare brands and categories, then check the exact car's history by VIN.

Questions

2005 Hummer H2 buying FAQ

Buyer-focused answers based on real NHTSA complaint and recall data for this model year.

Is the 2005 Hummer H2 reliable?β–Ύ

Severe Issues. NHTSA currently shows 91 owner complaints, 3 crash-related complaints, and 3 recall campaigns for this model year. This HUMMER H2 year shows a meaningful number of reported issues, so buyers should only proceed after a careful records review and inspection. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.

What are the most common problems with the 2005 Hummer H2?β–Ύ

#1: Electrical Faults (32 complaints). #2: Visibility (18 complaints). #3: Brake System (13 complaints)

At what mileage do problems start on the 2005 Hummer H2?β–Ύ

Mileage data is not available or insufficient for this model year.

How safe is the 2005 Hummer H2?β–Ύ

Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2005 Hummer H2, NHTSA complaints include 3 crash-related reports and 1 fire reports out of 91 total complaints. 2 injury reports are also on file. For controlled crash-test ratings, check nhtsa.gov/ratings.

Does the 2005 Hummer H2 have any recalls?β–Ύ

Yes. 3 NHTSA recall campaigns affect the 2005 Hummer H2. A major recall area is SERVICE BRAKES, HYDRAULIC. 3 recall campaigns are on record, so recall completion status should be confirmed on the exact VIN before purchase. Always verify open recalls by VIN because completion status varies by vehicle.

Should I buy a 2005 Hummer H2?β–Ύ

This HUMMER H2 year shows a meaningful number of reported issues, so buyers should only proceed after a careful records review and inspection. Model-year complaint trends can reveal recurring trouble spots before you spend money on inspections, financing, or repairs. Pay extra attention to Electrical Faults during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpectorAI.

Wider context: See the full Hummer H2 reliability report with year-by-year comparison.

Owner Reliability Rating

Rate the 2005 Hummer H2 based on your ownership experience.

Add your rating:

Ratings are based on owner experience and are separate from NHTSA data shown above.

Before you buy

Check the exact vehicle history before you buy

Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.