ECM Problem with 2009 G37 Sedan

The G-Series Tuning Forum is the place to discuss G35/G37 performance modifications and mechanical repair.
PAK0113
Posts: 1
Joined: Tue Jan 17, 2012 1:32 pm
Car: G37 sedan 2009

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I am at 43,000 miles with my 2009 G37 Sedan (Leasing). Last month it started stalling, bucking. It was scary! I took it in to the infiniti service department and (really I can't remember what they replaced without the workorder). It ran fine until Friday, January 13th. The bucking and stalling was so frightening, I did not want to drive the car anymore. I was lucky to be only a few feet away from my drive way because I had to put it in neutral and it cruise on in. I took the car back to the infiniti service department on Saturday morning and they reprogrammed the ECM. I've been driving it for one day now but I find myself afraid to accelerate once I 've stopped. Not sure I can get back in my comfort zone driving that particular car. Can anyone say that reprogramming the ECM fixes the problem? :gotme


joe603
Posts: 8200
Joined: Mon Nov 21, 2005 5:45 am
Car: 2014 Durango R/T
Location: Atlanta

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Could be the ecm...but with these cars, it could be the throttle body(s)...a dealer should know. It could be bad gas...tough to diagnose on a forum. If it does it again, just try and stay calm. Talk to the service manager about repeat visits for the same problem.

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audtatious
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Posts: 25014
Joined: Sun Oct 27, 2002 5:31 pm
Car: 2017 Q60 Red Sport. Gone: 2014 Q50s, 2008 G37s coupe, 2007 G35s Sedan, 2002 Maxima SE, 2000 Villager Estate (Quest), 1998 Quest, 1996 Sentra GXE
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This is the first I've heard of this issue.

Good luck with it :(


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