when i press all the gas it dosent go like if someone was pulling it back?

35

Asked by Nov 05, 2014 at 09:50 AM about the 2008 Pontiac Grand Prix GXP

Question type: Maintenance & Repair

I press all the gas all the way down and it starts to miss fire or something I got the cat and took eaverything out and cleand the injectors and cleand the throdlebody and still does the same what can it be?

2 Answers

5,065

There should be some codes showing up if you get it checked. Without that I'd suspect problems with the main ECU but you need to do some diagnostics before you replace any more parts.

35

I alredy did no codes

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