The steering wheel suddenly feels heavy, especially at low speed or when parking. Power steering assist has dropped out.
Stop driving it
Steering that suddenly gets heavy can make the car hard to control in a turn or an emergency. Don’t drive it until it has been checked, and have it towed if it stays heavy.
A starting point, not a diagnosis. Most parts stores read check-engine codes and test batteries for free.
Your car — the counter needs this
If the counter doesn’t have a part, your shopper asks them to order it under your name and messages you the order number. When it comes in, send someone to collect it.