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The car is in motion and the engine suddenly goes faster.

(2006 Saab 9-5)
in Tacoma, WA on December 13, 2012
It doesn't happen at slow speeds just in 4th and 5th gear and when I take my foot off the accelerator it still continues and even goes faster.
Displaying 2 answers & 1 comments
Popular Answer
on December 13, 2012
Sounds like the throttle body is not backing off and getting stuck in position. Need to clean the throttle body and see if this alleviates the issue.
on December 13, 2012
Many thanks for your advice, I will try it.
Cheers
Ray
on December 13, 2012
possible sticking throttle cable.
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