Typically, on a tune up you will have to change the spark plugs, wires, air filter, fuel filter. Clean out the throttle body, idle air control motor also clean the mass air flow sensor.
Take a look at this helpful guide:
I have attached some diagrams below for your reference.
Let me know of any questions.
Images (Click to enlarge)
Tuesday, June 14th, 2022 AT 9:05 PM