Description & Operation: Operation

1989 Buick Skyhawk Base, 2D Coupe, AutomaticSECTION Operation

Wiper motor speeds are controlled by the multifunction control lever. Movement from the various speed locations completes various brush circuits to provide various motor speeds.

Actuating washer portion of multifunction control lever completes the washer pump motor circuit to ground. With column switch in wash position, wiper switch is mechanically moved to the "LOW" speed position. This dual function starts the wiper motor and washer operation at the same time. The washer pump runs only when the switch is activated.

RENDER: 1.0x

NO RELATED

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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.