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Home >> Oldsmobile >> 1994 >> Achieva SC, 2.3 A >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Testing >> Test M (Servo Test)
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Test M (Servo Test)

  1. Disconnect servo connector and repeat steps 6)-9) of CRUISE CONTROL ISOLATION TEST chart at cruise control module harness connector. See Figure and Figure .
  2. If infinite resistance is now present (open circuit), check servo and cruise control module connectors for corrosion and repair as necessary. If connectors are okay, replace servo.
  3. If resistance is still low, check servo and cruise control module connectors for corrosion and repair as necessary. If connectors are okay, repair shorted wires as necessary.