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It hesitates when accelerating from stop. About 25yrs yes I…

Customer Question
It hesitates when accelerating...

It hesitates when accelerating from stop

Mechanic's Assistant: How old is the transmission? Have you checked the fuel filters?

About 25yrs yes I change the filters

Mechanic's Assistant: What is the model/year of your Pontiac?

Grandprix

Mechanic's Assistant: What year is your Pontiac?

1992

Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far?

Yes change fuel pressure regulator the throttle position sensor the map sensor and the throttle body

Submitted: 7 months ago.Category: Transmissions
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Answered in 4 hours by:
12/20/2017
Transmission Mechanic: Pete, Automotive Mechanic replied 7 months ago
Pete
Pete, Automotive Mechanic
Category: Transmissions
Satisfied Customers: 33,303
Experience: GM and Mercedes vehicle technician.17 years experience.
Verified

My name is ***** ***** I am a professional here at Just Answer. I noticed that your question had not received a response and thought I would see if you still need help with this.I apologize for the delay and I hope I can still assist you with this here.

If you have not checked for any vacuum leaks this needs to be done.If a vacuum leak is found it will need to be repaired to resolve this fault here.If this is or was checked for already let me know here so we can continue to locate this fault.I have worked on several of these models at the GM dealer I worked for for 17 years.

If more help is needed, use the reply tab to continue our conversation. If no further assistance is needed, kindly rate my service, your 5-star rating is appreciated ( should be a link to click on here or above).You can rate at any time and we can continue to work on your question as this will not close out your question.I work on delivering the best answer and help here but in some cases, it can be difficult to do without seeing the vehicle.

Thanks Pete

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Pete
Pete, Automotive Mechanic
Category: Transmissions
Satisfied Customers: 33,303
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Experience: GM and Mercedes vehicle technician.17 years experience.

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