1979 Jeep Wagoneer BaseFACTORY OEM SERVICE PROCEDURE

Speed Control Systems - Automatic: Testing: Notes

All tests of system should be performed as part of diagnosis of malfunction and to determine procedure(s) required for system repair. Five separate circuits are used in system. These circuits are: slide switch in "ON" position, push button depressed, push button released, brake release, and slide switch in "RESUME" position.

NOTE: Whenever a unit is disconnected for testing, it should be reconnected before next unit is tested.
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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.