Brake Switch (Cruise Control): Description and Operation

1997 Chevrolet Astro Van 2WD V6-4.3L VIN WSECTION Description and Operation
The cruise control system uses an electrical brake release switch.

When the brake pedal is depressed, the electric release switch cuts off voltage to the cruise control circuit in the VCM. The engagement switch must be energized to return the cruise control to operation.


RENDER: 1.0x

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When to See a Mechanic

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

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