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2007 Hummer H3 Transmission Problems

82 TrueDelta members own (or used to own) a 2007 Hummer H3. 10 of these members (12.2%) have reported transmission repairs for their car. A total of 10 transmission repairs to 2007 Hummer H3s--an average of 0.1 per vehicle--have been reported.

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2007 Hummer H3 problems occur, check out our car reliability stats.

Percentage of 2007 Hummer H3 repairs by problem area

Chart based on 58 repairs.

2007 Hummer H3 transmission repair cost distribution

Chart based on 6 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten 2007 Hummer H3 repair histories. Log in or join us to see them all.

2007 Hummer H3 4dr SUV

242-horsepower 3.7L I5 5-speed manual AWD w/low range

66000 mi US $180 Rear U joint failed ten days out of five year warranty, had my local shop change both U joints on shaft, one that failed is greasable, non failed is non greasable, same job would have cost $580.00 at local dealer with truck just 10 days oow 
75000 US $5000 transmission went out, limped in 

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2007 Hummer H3 4dr SUV

242-horsepower 3.7L I5 4-speed automatic AWD w/low range

60500 mi US $240 Front axle replaced. Boot ripped. 
88000 US $415 Right/Front Axle Seal Leaking where axle enters differential 
88620   Transfer case chain. 
80600 C $200 iner cv boot ripped open replaced cv axle with new. 
75700 US $200 All 4 U-Joints went bad 
61980 C $350 U joints on drive shaft had to be replaced 
55000   My torque converter went out. Grinding sound while in gear and stopped. 

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2007 Hummer H3 4-door

4-cylinder automatic AWD

58000 mi   This is 2nd trip since 10/09 when engine blew at 53,000 mi. In Feb engine light came on. Car is still not running well difficult to get return call from GM. 

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