2003 Hummer H2 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2003 Hummer H2

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2003 Hummer H2 Problems

Improper HVAC Temperature and/or Air Delivery Due to Failed Mode Door Actuator

One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code(s) should be stored in the HVAC control module which should assist in diagnoses.

Check Engine Light Due to Gas Cap Issue

A Loose or worn gas cap may cause Check Engine Light to illuminate.

CD Player May Fail Due to Internal Fault in Radio

The CD player may fail due to an internal fault with the radio. Our technicians tell us that in most cases, the radio unit will need to be sent to a specialty repair shop to correct this issue.

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2003 Hummer H2 Questions

Hummer h2 motor kept running but transmission stoo pulling (1 answer)

Indicator light on dash stuck in park position but when gear shift is moved the srive positon the transmission will not engage

indicator light on dash stuck in park position But tramissiin wil not engage (1 answer)

I was driving and my transmission stop pulling and the dash light moved to the parked position while vehicle was still moving but the transmission stop pulling and I coast to the sidw of the road

my window power ,radio,and sun roof stays on (1 answer)

when I shut off the engine the power stays on

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2003 Hummer H2 Recalls

Windshield Wipers May Work Intermittently or Not at All

Water may enter the windshield wiper motor module resulting in damage over time. The wipers may work intermittently or not at all. Visibility could be reduced, increasing the risk of a crash. Dealers will inspect the wiper module cover and replace it if necessary to correct this concern. The General Motors recall number is 08243.

 

Hydro-Boost Relief Valve May Not Function Properly

The hydro-boost housing relief valve bore may be out of specification. The seal may fracture as a result, which may reduce braking assist and slightly increase the steering effort while braking. Under certain conditions, more braking effort will be required to stop the vehicle. Dealers will replace the hydro-boost relief valve. The recall began June 18, 2004. The GM recall number is 04004.

Recall 03V075000
CERTAIN SPORT UTILITY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 114, ¿THEFT PROTECTION.¿ THESE VEHICLES ARE EQUIPPED WITH A MECHANICAL OVERRIDE THAT COULD ALLOW THE IGNITION KEY TO BE REMOVED WITH THE SHIFT LEVER IN A POSITION OTHER THAN PARK. IN...

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2003 Hummer H2 Reviews

Rated
based on 1 customer reviews
100,000 miles and with custom exhaust & air filter get 16 mpg hwy & 14 in city and will go ANYWHERE if you know how to drive it.

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