Pontiac Grand Prix Questions Maintenance & Repair

Will The Transmission For A 2005 Pontiac GTP

Need to know if a transmission from a 2005 Pontiac Grand Prix GTP will fit in my 2004 Pontiac Grand Prix GTP?

Stuck Thermostat Bolts

Tried everything to loosen the bolts to change out my thermostat and nothing is working and I'm out of ideas

Reduced Engine Power

i have a 2005 grand prix, reduced engine light comes on, car has no power, we changed the gas pedal relay, cleaned the throttle body, exaust is new, trans was rebult 2 years ago, i checked all groun...

Bleeding A Coolant System

I put in a new thermostat and a temperature sensor on my 2006 Pontiac GXP with a 5.3 L engine but it continues to run hot how do I bleed the system

20

Where Is The Fuel Pressure Regulator On A 2007 Grand Prix

My Key Will Not Turn Off And On It Goes In The Ignition And It Won't Turn?

I put the key in the ignition it will not turn at all it comes in and out and the dinger goes off but it will not turn when I parked my car I had no issues with it never had any problems with it tu...

Windshield Wippers Wont Stop

Yes have 2001 grnd prix just put in a multable swicth but now my windshield wippers wont turn off. thank you Robert W

2007 Grand Prix Transmission

I have a 2007 Grand Prix 3800 super charged what transmissions are compatible I’ve been told I can only use the same exact one. Can anyone help?

Looking For A Transmission Rebuild Kitcant.seem To Find The Right One

2005 Pontiac Grand Prix GTP Transmission

Why is only another 2005 GTP 4t65-hd transmission compatible?

Why Doesn't The Car Start When I Turn The Key?

When I turn the key, I hear a spinning, whirring sound. The car won't turn over.

No Crank Just Clicks. What Is Wrong With My Car?

I have a 2007 grand prix. I have put a new battery, a new alternator, a new starter. And replaced the crank sensor and the car won't start. When I turn the key all I get is click click but engine...

Interchangeable Parts

what starter interchanges with a Pontiac grand prix 3.8l

Obd 2 Port In 06 Pontiac GP Has A Short On The Second Prong

My 2006 Pontiac grand prix has a short on the OBD2 I tried programming remotes with a programer but it still doesn't work went to test the OBD2 with a circuit tester and it would flash power after ...

2,335

Grand Prix Running Issues

I have a 2004 Grand Prix. After it idles for a while it will start running rough. The fuel trim will go to -25%, the MAP voltage will slowly climb to over 3 volts, the downstream O2 sensor will botto...

2007 Grand Prix, Remote Start Stopped Working After Pcm Replacement

I have a 2007 Pontiac Grand Prix, I replaced the factory PCM with a remanufactured PCM. Remote start worked before the PCM was replaced. Now the car won't start when using remote start. The car isn'...

2007 Grand Prix Misfire

I have a 2007 pontiac grand prix, the car misfires a little(not enough to throw a code) on cylinders 3 and 6, it does have slight misfires on others but mainly these 2. I have already replace the s...

Remote Start Starts Then Dies, If You Remote Start Again, It Starts Fine

I sent my pcm into zzp to get it tuned, now the car doesn't want to remote start the way it should, it would start then immediately die, then if you remote start again, it sounds weak but does even...

10

How Long Should A Heater Core Flush Be Good For?

I had mine done in Dec 2022, I have a 2003 Grand Prix and last week had some overheating issues.

Car Sluggish, Sounding More Muffled Then Normal

In my car, when I was driving home a night ago, it just started acting sluggish and sounding more muffled. The car has a flowmaster 40 series muffler, so I was able to tell it is more muffled. Anyw...

Pontiac Grand Prix Experts

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    munron
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    James Sparrow
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    Dorian Hendricks
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