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Why does my car keep stalling?
You did not state the engine you have, but I would suspect that you have a problem with the ignition system since the vehicle restarts again after cooling a few minutes. A scan of the computer may show a problem...
Ignition cylinder put in with no pins, now it's stuck. How can I get it out?
You still should be able to turn the ignition to the line of the release pin by turning it to the on position and and pushing in the pin. If something was damaged, you may have to replace the lock...
I am having trouble finding an oil pan gasket for this vehicle.
The lower oil pan on your Pontiac Sunfire does not use a gasket but a 2mm bead of silicone sealer all the way around. Do not over apply sealer or you will cause sealer to get caught in oil pick...
Smoking/steam from back of engine.
When you install new parts, there could be some initial smoke or unusual vapors as factory coatings burn off, so the first thing you want to do is make sure that this is not a transient issue or false alarm....
The car has full power but does not crank over
Have a technician inspect the starter signal wire voltage while attempting to start the vehicle. If the starter is receiving the signal, has power and is properly fastened to the vehicle, it should start. The technician can jump the starter...
My car won't start and they battery is working fine.
You should ensure that the battery is in a good state of charge. There is a test that can be performed to confirm this. Let say for now that the battery is in a good state. The clicking type noise,...
im having trouble starting my car
If you feel like the vehicle is flooded, try smelling the tailpipe for gas fumes after trying to start the vehicle. You can also try putting the vehicle in "clear flood mode", or "clear out mode" by holding the gas...
How can I figure out what the problem is to get it to running
Each fuel injector has an internal filter. If the fuel was really contaminated, it is possible the injectors were affected and filters are blocked. If the car starts when you introduce some starting fluid in the air intake, then you...
engine swapping between 2000 Pontiac Sunfire and 2006 Pontiac G6
No, not without issues. GM changed all the wire harnesses and computer systems along with the sensors and engine mountings would have changed. The engine may be the same size, but it is different in a lot of ways which...
Car won't shift,smoke coming from underneath,leaking transmission fluid.
You will need to have the transmission leak pinpointed to isolate the source of the issue. If one of the lines are leaking then it can be repaired but if the front pump seal is leaking then the transmission would...
After driving on the freeway my car will randomly shut off at a stop it will start right back up and be ok this has happened a few
Hi there, thanks for writing in about your 2005 Pontiac Sunfire. You may be having a problem with the torque converter lock up solenoid sticking and the converter staying locked up until the vehicle stalls. The engine will restart and...
can i put dexos oil in my sunfire?
You sure can, it needs to be 5w-30 which is the correct viscosity (flow rate of oil) for your vehicle. I recommend the use of this oil.
Car will not accelerate when pulling out slow
The transmission of your Sunfire is definitely going into "limp mode," which is second gear only for this vehicle. Your Check Engine Light may also be illuminated; if so, get the codes scanned. They are relevant to this failure. There...
Car turned on but wouldn't turn off
Two possibilities are the ignition switch/tumbler or the shifter interlock. You should hear the interlock move when you apply the brake pedal. If you hear no movement of the interlock when you press the brake pedal and the shifter button...
Car won't turn over or start.
Since remote starters were not factory options, there is an aftermarket system in your vehicle. I would start there. If you can find out who the manufacturer of the system is, contact them to see if a wiring diagram is...
The car is overheating and hissing when the AC is on
Hello, if the car is only overheating when it is not moving then it is usually caused by an air flow issue through the radiator. Most of the time, this is caused by an issue with the radiator fan not...
Car stutters in gear and stopped, the check engine light is on
Hello. I would need to know what you replaced to try and diagnose this issue. If you replaced the spark plug and the ignition coil then you may have an internal engine problem. Most of the time this is caused...
Brakes lock up during driving, if the car is stopped fast
Hello. If the vehicle has anti-lock brakes, then it should not lock up like this. This will only occur if there is a sensor problem with the vehicle. I would start by installing a scan tool that can read the...
Coolant doesn't circulate and is leaking into coolant tank
Hello. If the coolant only leaks when the engine is running, then it is typically a failing water pump. This is the most common thing to leak under these conditions. The water pump should be checked for signs of leakage...
Gasoline pours out of the almost empty gas tank
Hi there. This is typically caused by one of two things. The most common being a bad fuel tank vent valve. This valve should open while fueling allowing the fuel vapor to be released to keep the fuel from backing...

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