What model is it? The place to put the jack is different for each car model. Generally, it is placed in the trunk of a car (lift the trunk mat to see if there is one next to the spare tire? If not, check if there is one in the side boxes on both sides of the trunk.
Most SUVs will put the jack under the seat and look for it!
How to change the spare tire:
1: Drive the vehicle to a safe area first. Stop the vehicle on the road and turn on the double jump lights. After the vehicle is parked, pull up the handbrake and place a warning triangle 100 meters behind the rear of the vehicle.
2: Take out the spare tire ( Usually under the luggage compartment), tire wrench and jack
3: Place the jack on the steel beam under the car body and align the jack lifting claw with the supporting point under the car body. p>4: When the tire is on the ground, loosen the screws diagonally and then shake the jack to lift the body. Use a wrench to remove the bolts of the tire that needs to be replaced and remove the wheel;
5: Remove the spare tire. Align the axle and screw holes and tighten the tire bolts initially. While tightening the bolts, you can step on the sidewall at the bottom of the tire to make tightening the bolts easier.
6 : Put the jack down and tighten each bolt in a diagonal sequence.