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Grand Prix

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Question
My car key is stuck in the ignition
Hi there: There are a few things you should try. First, try to wiggle the steering wheel slightly as you try to push the key forward or all the way back. It's possible the steering wheel is locked which is...
Question
How much does it cost to fix a 1998 Grand Prix's front passenger axle?
There is going to most likely be more damage than just an axle that needs repaired if the car was in an accident. You would need to have a mechanic like one from YourMechanic come and check the entire damaged...
Question
Popping noise when turnning the wheel, and want reverse straight, or stop reversing
This is a common sign of a failing CV joint. A CV (Constant Velocity) joint is a shaft that connects the transmission to the wheels, essentially transferring the power from the drive train directly to the wheels. The CV joint...
Question
Charging battery failure
Hi there. It sounds like the serpentine belt may have slipped off or be broken. A visual inspection of the belt area will determine if it is indeed off the pulleys. If the belt is slipped/broken, then there is the...
Question
Is it necessary to replace the rocker arm bolts? I tightened them to torque specs but it feels stripped out.
Hi there. If the bolt is stripped out and the treads to the bolt are in the head of the engine, then remove the bolt and look at it. Most likely the threads in the head are stripped out. You...
Question
Smoking car
Hi there. From the description you have provided, the most likely cause is, the fuel pressure regulator is leaking. Removing the vacuum hose to the fuel pressure regulator and turn the key to the on position (engine off), this should...
Question
My car idles kinda rough, and it stalls when I come to complete stop and stalls when I let it run.
Failures in the charging circuit (alternator, etc.) do not typically cause a rough idle. A faulty throttle position sensor and/or clogged fuel injectors can cause the engine to run roughly but those are just two among many, many potential causes...
Question
Smashed Car Door
I would recommend to call around to your local body shops to ask for quotes on the repair that is necessary. Based on the sound of the damage, the repair will likely involve replacing the door in order to get...
Question
Are rear struts from a 2003 Buick LeSabre capable to go on my 1998 Grand Prix?
Hello - according to the interchange manuals, yes, the rear struts are interchangeable for these 2 GM vehicles. I would certainly compare them visually before disassembling your Grand Prix, just to be sure. If you need assistance, I recommend strut...
Question
i want to know if door handles from a 1997 Pontiac grand prix would work for a 1996 Pontiac grand prix
Hi there. The door handles will work as long as the door handles themselves are the same in design and the doors are the same type. Most of the General Motors vehicles did not change much in design on the...
Question
Acts like out of gas.sputters dies then runs sputters and dies.gas in it fuel pump working smells like carbon,hot
This may be a result of a faulty oxygen sensor. As you may know the oxygen sensors which are part of your emissions system read exhaust gases to determine whether or not the appropriate amount of oxygen is present in...
Question
Car is idling rough and missing
This may be a sign of a faulty MAP sensor. The Manifold Absolute Pressure (MAP) sensor senses engine load and generates a signal that is proportional to the amount of vacuum in the intake manifold. The engine computer then uses...
Question
Engine Overheating
The engine will run cooler at high speeds because it benefits from the ram air passing through the radiator. At low speeds, there is not as much air flow. That's why your vehicle is equipped with an electric cooling fan....
Question
vehicle is stalking and suddenly changing its RPM
Hi. I think the water or the cleaner has effected all of the things causing the codes you stored in your Pcm. I would advise on changing the coil packs, ignition control module, crankshaft sensor and the egr valve. I...
Question
Code 102 Mass Airflow Low Volts - 1998 Pontiac Grand Prix
Hi. If you unplug the mass air flow sensor and the car stalls that usually means the sensor is operating like it should. This does not mean that the mass air flow sensor is working 100% properly specially since there...
Question
Lifespan of the battery and alternator in my car
The average lifespan of a battery will depend on your geographic location and the relative weather conditions there. In extreme heat or cold conditions batteries do not last as long due to the harsh temperatures that affect the longevity of...
Question
Transmission
An appropriate diagnostic to resolve your issue is a failure to shift inspection. Of course, first check your transmission's fluid level and condition. A really low fluid level can cause shift difficulties. Typically, if a transmission fails to automatically shift...
Question
Lose rpm and hard to start. I have a code p0336 that is read on a scanner.
Hi there. The code for P0336 is referring to the crankshaft position sensor loosing a signal to the computer. I recommend replacing the crankshaft position sensor and it should fix all of your problems. If you need further assistance with...
Question
Why is my power steering pump still making a whiny sound.
Hi there. Many replacement pumps make a whine noise. These pumps are remanufactures and this is generally accepted as a normal condition of these replacements, however this is not the case for all replacement pumps; the quieter the better for...
Question
Coolant issue engine overheating don't know cause
Hello. You are most likely correct on the heater core being your issue. This is the component that is located closest to the firewall which will have coolant running to it. The heater core also holds quite a bit of...

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