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The reason for hesitation of vehicle when accelerating is
due to lack of transmission fluid. Check your ride for any leaks and repair
them. Filling the transmission tank with fresh fluid after repairing may solve
Absolutely. The EGR controls the air to gas ratio in the sense that recycling unspent gas vapor is a large part of the engine's combustion. If it is faulty, expect hesitation or shuddering. Also, the EGR valve is cheap and easy to install on most vehicles.
could be one of your o2 sensors ,coil pack on your spark plugs could be them,clogged catalytic convertor pretty hard to dtermine could be these.hook it up to scanner to make sure it should give you code
did you get the car on computer to see what our check engine light i seen problem with temperature sensor the temperature sensor if it defect let say in morning its colder like 60 degre 15 celcius but the sensor is reading 80 degre the computer will not give the same anough of gas hard start not enough gas hesitation hope it FIXYA our problem thanks pierre
sounds like unburned fuel in the catylistic converter suddenly burning the fuel as your car picks up speed [causes the rotten egg smell] your hesitation sounds likley to be [tps sensor] throttle position sensor its a variable resistor which is known to breakdown not a difficult repair and can be tested on a multi meter with a bar graph on it yates210456