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GM Tech (Cam)
GM Tech (Cam), Pontiac Technician
Category: Pontiac
Satisfied Customers: 2373
Experience:  GM Grand Master Technician 2007. 14 years experience.
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What would cause my 2001 Pontiac Montana van to start

Customer Question

What would cause my 2001 Pontiac Montana van to start cutting out and making the tach and speedometer to jump like crazy. This usually only happenings when the motor and transmission are pulling uphill.
Submitted: 2 months ago.
Category: Pontiac
Expert:  Pete replied 2 months ago.

Hi my name is ***** ***** I will be happy to assist with this today.In some cases I may need more info to assist better.I apologize for any delay.

Is it both the tach and speedometer jumping at the same time?

Let me know so we can continue,thanks Pete

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