Kick the tires.
[Idiom] KICK THE TIRES. - How to Test a Product Before Purchase
to test something before buying
When you hear someone say they want to 'kick the tires,' they're not necessarily heading to a car dealership to check out the tires on a car. This idiom originally comes from the practice of kicking a tire on a vehicle to see if it's solid and in good shape. Nowadays, this phrase is used more generally to mean to try something out or test it before making a commitment. It's a way of saying that you want to ensure everything works properly before you decide to buy something or engage more deeply. Whether it's a new car, a software program, or a business proposal—kicking the tires is a wise practice to avoid future problems.
Example Sentences
Make sure to kick the tires before buying.
Advising to carefully examine something before making a purchase.
I always kick the tires when considering a big purchase.
Making sure to inspect thoroughly when considering a major purchase.
Before signing any contracts, it's wise to kick the tires to ensure everything is in order.
Recommending a thorough check before finalizing a contract to ensure everything is satisfactory.