Why doesn't my car accelerates when I press the gas pedal
your automobile possibly used drive by wire, this means unlike proper automobiles of the past your automobile uses electricity to operate the air/gas inlet unit situated on top of the engine chances are its the linkage between the 2 components being gas pedal and air/gas inlet unit
This is caused by ,low fuel pressure or the catilac converter being stopped up,start by replacing fuel filter,if this does not fix the issue,have the fuel pressure checked could be the fuel pump,next would be the catilac converter,if it is bad it will glow and throw off a lot of heat.
It is your ECTB fuse, this fuse goes from the computer to your throttle position sensor, it's a 15amp buss fuse located in your power distribution box marked ECTB or possibly hidden under the left front kick panel, simply replace the fuse and your on your way, do not use a higher rated fuse!
On my 2000 chevy malibu LS, I'm in park with the engine running, iam pressing the accelerator, at high rpm and there is a missing or up and down in the acceleration; What is the problem?
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