Needs help & advise when car not responsive

[roberthans]

I encounter car lost power then not responsive when stepping the accelerator ... then suddenly it become responsive but with a jerk ... so what can be the problem ?
please help.
Thanks.

I didn't find the right solution from the internet.
References:
- http://www.mycarforum.com/topic/2704505-needs-help-advise-when-car-not-responsive/
- Financial services video Examples