There is a shudder when the car shifts between 3rd and 4th gear. Automatic transmission

mainly when im decelerating car drops gears fast depending on how much pressure is applied to the break and will jerk 5 times in place if im slowing down (not stopping) and then applying the gas to accelerate (like it can't decide if it wants to auto stop or turn on)... will also auto apply breaks and turn itself off if im going 1mph and break calipers will open up if it turns back on from an auto stop

Had the car for about a year changed alternator did water pump and Thermastat have to put coolant once a week still and i had the code for cam shaft sensors and i get burnt oil smells but not really losing any

First started with sluggish acceleration. And a dead battery. Fixed the battery and alternator issue. Car still sluggish also jerking when I’d accelerate. I’d let off the gas and press again and it stopped. Until i had to stop and start again. Ran down all leads from everywhere. Throttle body, changed, battery current sensor changed. Ultimately I’ve changed almost everything on my car. Still had the sluggish and jerking. Someone suggested my fuel pressure regulator or injector. Changed both of them. Now my car misfires and idles so badly it barely runs. Barely starts. Has gas dumping into the… Lire en entier

My car starts to hesitate back and forth the key locks go up and down and my gauges stopped working and eventually my car's stalls and after doing it so many times it takes longer for it to restart sometimes hours

Check engine light. Hesitation when starting.

Unit has had new plugs and wires, stutters at the bottom end when accelerated then clears out. But acts like it wants to fall on its face when in gear.