1974 BMW 3.0CS Automatic TransFACTORY OEM SERVICE PROCEDURE

1974 Models

With vacuum hose removed from dashpot, idle speed must increase to 1400-1500 RPM (1650-1750 RPM on 3.0L engine). If necessary, adjust by turning dashpot in bracket.

Factory Service Tools

Use the Manual With the Right Hardware

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

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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.

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