Car doesn't have a past tense as it's not a verb.
The past tense of "has" is "had." For example, "He has a car" changes to "He had a car."
The past tense of get in is got in. I got in the car.
"They drove the car slowly" is past tense.
'Safety' is a noun, it doesn't have a past tense.
Washed is the past tense of wash. She washed her car yesterday.
The past tense of sound is sounded. e.g. The car's battery sounded like it was dying.
Steered is the past tense of steer: He steered the car into the space perfectly on his first try.
I had is past tense. I have would be the present tense. And For he/she/it use has. He has a new car.
You can leave the word unchanged. For example - Future tense: "I will let you borrow my car." Past tense: "In the past, I have let you borrow my car but I will never do that again."
The past tense of skid is skidded. Your car may skid in the rain. My car skidded across the intersection.
Took is the past tense of take.With had you use the past participle form. The past participle of take is taken.He had taken the car and left.
'Could get' or 'could have gotten', depending on context. For example, "We can get a car" is present tense, and its past tense equivalent is "We could have gotten a car". Another example: "We can get distracted so easily" is present tense, while "Back then, we could get distracted so easily" is past tense.