Practice question

The park pawl in an Allison automatic transmission used in a school bus:

  1. Multiplies engine torque
  2. Mechanically locks the output to hold the vehicle when PARK or the equivalent is selected
  3. Cools the transmission fluid
  4. Engages the lockup clutch

Answer: B — Mechanically locks the output to hold the vehicle when PARK or the equivalent is selected

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