Maitenance

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Across
  1. 3. every 10k miles
  2. 6. prevents uneven wear on tires
  3. 7. stability during acceleration and deceleration
Down
  1. 1. prevents dirt and debri, improves performance
  2. 2. egnites the air-fuel mixture to create combustion
  3. 4. guides wheels up and down
  4. 5. allows wheels to turn and suspension to move up and down