2007 Hummer H3 3.7L Transfer Case
1st time to Shop, Transfer Case BW NR4 would not engage in any range, 4WD LOW Range would flash, revert to 4AUTO or no light in any position with message display "SERVICE 4WD" on. Determined case motor decoder defective, replaced, and all ranges worked well fo...
FIX posted 12/6/2012
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Message Closed w/FIX
Vehicle Data2007 Hummer H3
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Message Closed w/FIX
Vehicle Data
2007 Hummer H3
VIN | 5GTDN13E67 |
Engine | 3.7 L / 5 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | Transfer Case |
Conditions | May Not Engage at Times |
Misc. | Transfer Case |