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Old 04-27-2016, 04:42 AM
glc4123 glc4123 is offline
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1997 pontiac grand prix 3.8 car stalling at different speeds?

yes, the grand prix is stalling at different times when driving, i cleaned mass air flow sensor. still has same issue, car stalls and have to put in neutral and start while driving any help would be appreciated?
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Old 04-27-2016, 06:32 AM
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Stealthee Stealthee is offline
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Re: 1997 pontiac grand prix 3.8 car stalling at different speeds?

Could very well be CPS. You have any codes?
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Old 04-27-2016, 08:14 AM
glc4123 glc4123 is offline
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Re: 1997 pontiac grand prix 3.8 car stalling at different speeds?

the last time this happened no codes?
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Old 04-27-2016, 08:41 AM
Tech II Tech II is offline
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Re: 1997 pontiac grand prix 3.8 car stalling at different speeds?

Clean throttle body bore/plate and IAC pintle and passage?
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Old 04-27-2016, 01:24 PM
glc4123 glc4123 is offline
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Re: 1997 pontiac grand prix 3.8 car stalling at different speeds?

thanks for the help everyone
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Old 04-28-2016, 05:57 PM
glc4123 glc4123 is offline
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Re: 1997 pontiac grand prix 3.8 car stalling at different speeds?

yes, when changing cps sensor does it have to be learned with scan tool, any cheap scan tool to buy?
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Old 04-28-2016, 07:28 PM
89 Caprice 89 Caprice is offline
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Re: 1997 pontiac grand prix 3.8 car stalling at different speeds?

Throttle body sensor?
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