Auto accelerate

Asked by Jun 03, 2016 at 06:56 AM about the 2004 Chevrolet Optra Sedan

Question type: Maintenance & Repair

Hi i have a chevy optra 2004 1.8 since last 1 month
my car auto accelerate when i stop on traffic light
then break becomes very hard which does not
allow to stop the car easily and then even im
holding up a break its will keep
seems like it want to run away and some times car
rpm goes down then engine will turn off...i change
buster pipe to new one but still problem is
this because of bad throttle body????

2 Answers


ok- that all sounds dangerous enough- have you taken it to a mechanic?

Hi...thanks for ur concern...Yah i took it to mecanic but they are not able to find the solution...i checked with more then 10 mecanic but there assuming more on throttle body....but don't want to spend money only on assumption because TB is very expensive in company around $300 ...just to let you know the problems became more now i cannot drive the car if its running its fine but when i stop its start stalling and engine gets off..

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