Possible causes of shocks when pressing the gas pedal on an automatic transmission:
Transmission faults:
* Insufficient transmission fluid pressure
* Worn or faulty clutches and steel discs
* Dirty or clogged torque converter
* Faulty shift solenoid
* Faulty Transmission Control Module (TCM)
Engine faults:
* Faulty spark plugs or ignition coils
* Faulty injectors
* Clogged fuel filter
*Faulty throttle position sensor
* Faulty mass air flow sensor
Malfunctions of other components:
* Worn or faulty engine and transmission mounts
* Faulty exhaust system
* Faulty wiring or connectors
Diagnostics:
To diagnose the cause of jolts when pressing the gas pedal on an automatic transmission, you may need the following:
* Scan fault codes
* Checking the level and condition of the transmission fluid
*Checking transmission fluid pressure
*Transmission slip test
*Visual inspection of transmission and engine
* Electrical tests
Troubleshooting:
The solution to the problem depends on the cause of the shocks. Possible actions:
* Replacing transmission fluid
* Repair or replace faulty transmission components
* Troubleshooting engine or other components
* Reprogramming the Transmission Control Module (TCM)
Important: Consult a qualified mechanic for proper diagnosis and repair, as automatic transmission problems can cause serious damage.