Reprogram ECU to Correct Hard Shifting/Wrong Gear Selection on Infiniti G35

Hard shifting or wrong gear selection may be corrected by reprogramming the automatic transmission ECU.

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Average mileage: 111,403 (111,403–111,403)
1 model year affected: 2003
3 people reported this problem
2 people shared problem details
2003 Infiniti G35111,403
Rough shift between first and second. Jerking motion . Slow acceleration
I experience very hard shifting and gear selection problems
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