Pontiac Grand Prix Questions Any type

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How To Instal AftermarketHead UNIt Without Factory Wire Hamess

Hello have un 08 grand Prix and I am trying to install cheap headunit from Amazon without a factory wireharmess

Problem With Pontiac Grand Prix Revving But Not Moving Properly..

I have a 2005 Pontiac Grand Prix. Bought it used and had no problems up until a few nights ago. I was backing out of my driveway, put it in park to shut the gate, then put the car in reverse and it...

2005 Pontiac Grand Prix

it won't start. I have headlight interior lights etc but it won't turn over. I took the battery out had O'Reillys check and charge it. They said it was good so i put the battery back in and it STILL...

Wire Harness Constant Power

what is the colors for constant PWR 08 Grand Prix

I Have A 1999 Pontiac Grand Prix GT With 3.8 Ltr. Motor, Motor Toast, What...

My motor has a blown head gasket or cracked head, I'm trying to find out what years are compatible for my 99 3.8 ltr. non supercharged.


07 GP Gxp. After the latest visit to local GM dealer yet another problem arose. Headlights are on constantly while running, day or night. High beams come on randomly at night even while in traffic a...

04 Grand Prix Low Engine Powe

Went to go to work this morning and when I started the car it was running funny rpms were jumping from very low to 1500, got on the highway up to 70 no issue once I got to the exit a low engine po...


It has all gears but overdrive.It will not shift from 3rd to od. Is this an internal problem?


What Do I Replace To Keep My Car Maintained And To Last A Long Time

So I have a 07 Pontiac Grand Prix base 3.8, I have 144k miles on it right now. Doesn’t have too many issues just a small coolant leak and I burn oil a little faster than I think I should? But I don...



Will a different transmission fit in my 2002 Pontiac Grand Prix 3.8 GTP Supercharge

No Power

I hit a big water puddle a few days ago. My car went through it with no issues ran fine and even the next morning started just fine no issues. Later on I went to start it and all my dials on my das...


I have a 2004 pontiac grand prix and it overheats while driving. Just had transmission replaced and car still overheating... Any suggestions


Car Struggles To Start When Warm

Whenever the engine is warm after driving and left off for 30 minutes or so and I come back to start it up, it'll startup, but the engine will fade off and sometimes die or it'll shake for a second ...

2007 Pontiac Grand Prix Will Not Move When In Drive

My Grand Prix Won't Start

I replaced the serpintene belt and now my car will crank but won't start tested it I have fire and my fuel pump is working

Vibrating Near Gas Tank

My car started making vibrating noises when sitting at a stoo. Vibration coming from rear near tank already replaced fuel pump

No Power No Lights No Nothing

I have no power no lights no nothing my battery has a charge of 12.6. I was driving home from work in the rain and it shut off at the red light and it hasnt started sense yesterday

2008 Pontiac Fuel Injectors

All 6 fuel injectors on my 2008 pontiac grand prix are reading bad. Have had 2 mechanics look at it and dont have a soild answer on what the actually problem is. The car will turn like it want to c...

Fan Blower Resistor

07 grand prix fan won't stop blowing air

Hard Start And Stall

My Grand Prix sometimes has a hard time starting. Will stall every now and then in the middle of driving. Faint smell of gas from inside the car. With low throttle, car seems like it wants to stal...

Pontiac Grand Prix Experts

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