The gas making the popping noise is hydrogen.
It means its ove heeted and trying to cool down.
It may have an upper respiratory infection - a cold basically. The noise you hear may be the snake trying to breathe through a stuffy "nose". You may want to get it checked out by a vet.
if you turn the key and nothing is making noise check the battery if you are trying to start it and it is making noise press the gas a little bit so that the car can pump gas into the engine
The u-join is probly going out
It depends on what is making the noise.
Replace the speakers. Adjust the Fade/Balance and listen to find which speaker is popping. The popping noise is most likely from a broken cone in the speaker
There could be numerous reasons why a Suburban is making engine noise at start up. It could be anything from a blown gasket to a spark plug. A mechanic will be able to find out the cause of the noise.
By sticking cellophane tape to a balloon before popping it, the tape helps prevent the balloon from bursting loudly and creating a sudden noise. The tape absorbs some of the energy from the popping balloon, reducing the noise and making it a bit quieter.
clicking noise when trying to sart engine usually indicates a flat battery.if the battery is not the problem ,the starter motor needs repair.
Bad CV or U-Joint.
If by "popping noise" you mean backfire, it could be crossed ignition wires, or some sort of misfire.