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Problems/Service/Maintenance Do you have problems with your new 2.0, 2.2, or 2.4L? What kind of service did you have done?

engine power reduced/ traction control light on

This is a discussion on engine power reduced/ traction control light on within the Problems/Service/Maintenance forums, part of the General category; At any given time 2005 Cobalt goes into engine power reduced mode..and t/c light comes on. It is fine if ...

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Old 03-14-2012, 07:09 PM   #1
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engine power reduced/ traction control light on

At any given time 2005 Cobalt goes into engine power reduced mode..and t/c light comes on. It is fine if driving on freeway for 1-2 or even 3 hours.... soon as city driving it acts up.... changed Throttle Body and Ecm... will be checking for vacum leaks

What could It be????????
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Old 03-15-2012, 09:19 AM   #2
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Have you had this looked into in the past, trev111111?

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Old 03-15-2012, 04:02 PM   #3
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Gm dealer though was ecm.... so I changed it....then they thought throttle body...changed that.....now I am scared to bring back.....
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Old 03-15-2012, 07:19 PM   #4
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Are you getting the hard shifting or is it a manual .
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Old 03-16-2012, 08:41 AM   #5
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Quote:
Originally Posted by trev111111 View Post
Gm dealer though was ecm.... so I changed it....then they thought throttle body...changed that.....now I am scared to bring back.....
I can understand your hesitancy to work with your dealership again on this. If you do decide to go back, or would like for Customer Service to follow up on anything, I would recommend you get in touch with GM of Canada at 800-263-3777 (Hours: M-F 7:30am - 11:30pm, Sat 7:30am - 6:00 EST).

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Old 03-21-2012, 10:32 AM   #6
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fixed

loose sensor behide the throttle body......horay
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Old 03-21-2012, 08:28 PM   #7
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wut about your bcm? brake control module!!! mines went off n the service guy told me the dealer is replacing it
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Old 03-21-2012, 08:28 PM
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