Whole Car Shakes During Acceleration
The vehicle vibrates or shakes throughout the entire car when accelerating. This often indicates a drivetrain or engine-related issue that can worsen over time and may lead to unsafe driving conditions.
Diagnosis Details
Possible Causes
Worn or unbalanced drive shaft (propeller shaft) or CV joints
Engine misfire due to faulty spark plugs, ignition coils, or fuel injectors
Motor or transmission mount failure causing excessive movement under load
Wheel imbalance or bent wheel (less common for whole-car shake, but possible at higher speeds)
Related OBD-II Codes
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What You Should Do
Inspect drive shaft and CV joints for wear or damage.
Check engine and transmission mounts for cracks or separation.
Perform an engine diagnostic scan for misfire codes.
If the issue persists, have a professional mechanic test the vehicle under load to isolate the vibration source.
Related Repairs
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Disclaimer: This AI-generated diagnosis is for informational reference only. Always consult a qualified mechanic for an in-person inspection. AutOwner is not responsible for decisions made based on this information.
