1982 Plymouth Sapporo Automatic TransFACTORY OEM SERVICE PROCEDURE

Changing Speed Setting

To increase speed, accelerate to desired speed and momentarily depress and release speed set button. When unit is engaged, tapping button will increase speed in small amounts. To decrease speed, tap brake pedal lightly to disengage system. When desired speed has been obtained, depress and release speed set button. Decrease in speed can also be obtained by holding set button depressed until desired speed is attained. Releasing button engages system at that speed.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.