• The site migration is complete! Hopefully everything transferred properly from the multiple decades old software we were using before. If you notice any issues please let me know, thanks! Also, I'm still working on things like chatbox, etc so hopefully those will be working in the next week or two.

Recent content by basimpo

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    03 3.1l Starts and dies erractically

    I have a 03 3.1l grand prix. 270,000 miles. It had a misfire on cylinder 1 but i had to keep it running. It died last thursday on my wife and wouldnt start up again. It was not engine heat related, I checked. I took off the rad cap with my bare hands cause the engine was so cool. Radiator was...
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    heater core bypass causing overheat?

    Hello all I recently bypassed my heater core before my head gasket issue because I thought I might have been leaking coolant. I used an L joint connector to connect the in and out, simple stuff. Here's the issue though: it wasn't overheating ever, I had just been adding water and it kept getting...
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    po302 misfire after bad overheat...

    Hello all I'm back again with a new/old problem. I have a 2003 3.1l with 173,000 miles.The other day my water pump went out on me on the freeway and the car shut off. I limped it home. Drove it to the auto store the next day, it was overheating, andback home. Replaced the water pump,and a couple...
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    2003 3.1l overheat with thermostat removed

    So apparently I need to post here because I'm really missing something. I removed my thermostat and my car is still way over heating. What am I missing? I bled it, water pump works...what else?
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    03 3.1l po302 cylinder number 2 misfire

    Hello all, my wife was driving and had the car stall twice on her. She brought it home and I pulled the engine code: P0302 engine cylinder #2 misfire. I noticed our gas mileage has decreased dramatically. Does anyone have an idea what I could look into to see about fixing this? Also, following...
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    Empty radiator/reservoir question blue devil integrity

    Hello all! I have a 2003 3.1L. I had posted earlier that I was guessing that I had a lower intake manifold leak. I was getting oil gunk in my radiator, and I was leaking oil pretty good, good enough to turn on the lights for low oil pressure and change oil soon every couple of days. I threw some...
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    oil leak, seems to be above water pump but cant tell

    Hello all, I have a 2003 pontiac grand prix SE 230k miles. I just got this car about a month ago. Yesterday I had a low oil light come on and I immediately pulled over and added a quart of oil. I drove around and noticed nothing out of the ordinary. It drove fine all day and sat all night...
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    New 2003 3.1 owner

    Hello all, I picked up this beautiful white 2003 3.1 Grand Prix last month and ive finally got around to finding you all to hopefully get some questions answered. I picked the car up with about 230,000 miles and Im running into some hopefully minor issues I can have resolved. When you have the...
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