2007 Hummer H3 Hummer H3 2007

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2007 Hummer H3 repairs by problem area

Engine (36%)

Transmission and Drivetrain (21%)

Brakes and Traction Control (5%)

Suspension and Steering (12%)

Electrical and Air Conditioning (19%)

Paint, Rust, Leaks, Rattles, and Trim (6%)

Other (1%)

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Chart based on 84 repairs.
See TSBs and recalls for the 2007 Hummer H3.

2007 Hummer H3 transmission repair cost distribution

$2500+ (6%)

$1000 - $2499 (6%)

$500 - $999 (6%)

$100 - $499 (41%)

< $100 (41%)

Chart based on 17 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2007 Hummer H3 4dr SUV

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

121000 mi

US $1384
Leaking out of the output transfer case seal, and clutch slip. 
160000 mi

US $75
Replace left FRT axle. 
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 
115000 mi

US $170
Leaking boot driver side 
75000 mi

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

88020 mi Transfer case chain. 
109740 mi

R 150
Transmission oil pipe chafing against the exhaust manifold, causing oil leak. Pipe replaced. 
115320 mi Torque Convertor circuit open and Input Turbine Speed Sensors (P0716 and P0717 Powertrain codes). 
119660 mi Front Differential gears failure. New Front Differential installed. 
61680 mi

C $350
U joints on drive shaft had to be replaced 
117000 mi

US $500
Rebuild front differential replace ring gear and all bearings and seals 
85500 mi

C $200
iner cv boot ripped open replaced cv axle with new. 
75300 mi

US $200
All 4 U-Joints went bad 
88000 mi

US $415
Right/Front Axle Seal Leaking where axle enters differential 
55000 mi My torque converter went out. Grinding sound while in gear and stopped. 
60000 mi

US $240
Front axle replaced. Boot ripped. 
109000 mi Starting to have transmission issues. 

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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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2007 Hummer H3 Transmission Problems

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.