Turn the car on. Wait about a minute for the computer to get to normal.
press and hold the travel mile reset button. Hold it untill an ! in a triangle appears. then your maintanance info will pop up. select the item to reset. and tap the side button on the wand atached to the stearing wheel. this button is what you use to browse through your computer. press the button once it will say “reset” press and hold it the second time and it will say reset, hold for 5 seconds or so and it will show a check mark next to “reset” confirming it has reset.
1985-1991
Turn the ignition to run (one position before starting engine).
Press and release the SERVICE REMINDER button until the desired item is displayed.
When the desired item is displayed, do not release SERVICE REMINDER button.
After button has been pressed for approximately 10 seconds, the service interval mileage display will begin to count down in 500 mile/km intervals.
When desired service interval mileage is reached, release button.
Turn the ignition off and then start the engine to verify the indicator has been reset.