Pontiac Grand Prix Questions Maintenance & Repair

More Fun With Coolant Leak On 1999 Pontiac Grand Prix

Hi all -- I've been having coolant leak issues for two years now and you've been very helpful, but I'm afraid I have to ask for advice once again. Earlier this year a small coolant leak returned so w...

2006 Abs/tc Light

Has anyone figured out y these lights are coming on? Mine just started today. A week after a tire place had my tire off for repair. Is it 1 thing or several wrong? Is it something that can be dia...

Small Tick And Loss Of Power

My car is making a small tick that gets louder when it gets hot and im losing power as well ive been told i have bent valves or a bad top end or a lifter has collapsed or a bad catalytic converter...

07 Grand Prix Key On No Power Horn Works But No Gauges? No Start

I have a 2007 Grand Prix all was good then with key on no click no gauges no crank over. I have jumped the relays and got fuel pump to work Starter but no crank or start from key switch Could not fin...

Reduced Engine Power

My reduced engine power light came on while on expressway. I have a hole in my muffler which seems to be getting louder. The other day while accelerating onto e-way the car would not pick up speed....

I Opened My Sunroof And It Wont Close

i opened my sunroof and it wont close.to me it looks like it opened too far. when i hit the button to close it moves shut about an inch and drops down and stops. then if i hit the button to open it mo...

Broken Bolts On Power Steering Pump

My car broke down a couple months back, steering hard. Noticed under hood that belt was off pulleys, but in good shape and pulleys do rotate. I don't think power steering pump went out. But looks ...

Metal On Metal Grinding Sound

Metal grinding sound. Sounds like idle bearings/pulley bad except that when belt removed sound is still there. Have already changed pcv valve and the supercharger. Do not know where to go from here...

Voltage Fluctuations

I have an 05 grand prix. I have replaced the belt alternator and battery. The voltage goes up and down. I did the test with the meter and it is telling me I have a bad ground. I looked at the groun...

Does Dual Fans Mean That Your Car Has Dual Exhaust

Transmission Problems!!

I have a 2008 Pontiac Grand Prix V8. I have kept it up taking it to my dealership for every little minor detail. Here recently I’ve noticed while driving it will shift hard, exspecially when shifti...

Is My Starter A Super Charge Or Not

I’m looking to purchase a starter for my 2005 Grand Prix 3.8 L but I don’t know if it’s a super charge or not

Looking For Answers

My daughter just called and her 2005 pontiac grand prix acts haunted the wipers run door locks lock and unlock head lights flash and the car is turned off and key taken out had to unhook battery t...

Fuel Sensor

My service engine light was on had diagontic dine they said fuel sensor was bad.i was driving home and the car just. Lost power it was low on. Gas all lights work it turns over just wo t start.do u...

Reving Not Right

1) Car starts and idles like a dream....as good as the day is rolled off the factory floor. 2) Until I rev it above 3500 or so RPM...then it feels like its missing and has no power. I can keep it ...

2004 Pontiac Grand Prix GT2 Overheated, Shut Off While Driving, Now Will No...

Yesterday I was driving my Grand Prix home and noticed the vehicle was running rough, but I never saw the temperature gauge notify me it was overheating. Eventually, as I was driving, I heard what I...

Car Not Starting

Replaced fuel sensor my car still not starting

Motor Behind Fuel Door Inside Rear Quarter On Drive Side Connected To Rubbe...

Its leading fuel like crazy from this motor/elliptical something behind fuel door on in side quarter panel drive side rear panel

No Start

I have a 04 Pontiac Grand Prix.. I’ve recently replaced starter alternator and battery! It ran for 2 days after that I’m getting the same results as to why I changed it all!! When I try to started ...

2004 Grand Prix

I have a 2004 Grand Prix gt and the temperature needle is going 1 line past the half way line but then goes down about 40 seconds later. Is this a problem. I took to a local mechanic and he said th...