1982 GMC Magnavan Standard TransFACTORY OEM SERVICE PROCEDURE

Wiper/Washer Systems: Description

A 2-speed, permanent magnet type motor is used. It consists of field magnets, armature and drive gear enclosed within upper and lower housings. The washer pump is assembled on the outside surface of the upper half of the housing, and is an integral part of the wiper motor assembly. Wiper motor is protected by an automatic reset circuit breaker. Vehicle wiring is protected by a fuse in the fuse block.

Factory Service Tools

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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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