Questions & Answers for: Pontiac Grand Am car start bad spark plugs

...car do that until you have it checked. most likely it is your transmission. It could be spark plugs or wires. But the other possiblities is a dirty fuel filter or an ignition module ( the blocks that ...

...start where is the sensor that makes it get fire to the motor I belive it is not fireing . Grab a Spark tester from a parts store if you believe it is not firing, and locate the coil packs. Plug the ...

start. I have spark in the number 1 and 4 plugs, but not 2 and 3. I replaced the coils, plugs, and the crank shaft position sensor. I also had the ignition control unit checked. What should I do next?

car is past due for a tune up, it may be smart to go ahead and start with spark plugs and spark plug wires and go from there. The most common misfire causes on the cars I've worked on have been: Spark

start the car. Do you notice any spark. Actually you should see. If in case there is no spark then it's a spark plug problem. Also the coil pack gives power to spark plug. So check the voltage at coil

...start up and when idling supply is low or gone. I am unsure if your year has the fuel pump already, it may be the fuel pump relay or the fuel pump has gone bad. Try cleaning the intake with carb ...

...start the car this will help in finding the problem.if you have spark then check fuel pressure with a gage.if the pressure is not to specs then you may have a bad fuel pump.you  can have someone ...

...car computer ECM to turn off the spark and the gas to the engine so that it will not start running. A bad Ignition Control Module will not allow the Spark Plugs to fire correctly. Bad or no gas, use ...

...car and now it won't start Probably lost either spark or fuel. First try some starting fluid into the throttle body (take off the big air boot) and see if the engine tries to run on it. If it does, ...

...an under charged battery or even a bad coil. Or a 1000 other things. I have a 99 gt with 204k on it and i have never had it not start up. Good luck and just go through with the process of