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Front Wiper Switch

NOTE: Before testing, ensure fuses, circuit breakers, relays and grounds are good.
  1. Remove lower instrument panel trim panel below steering wheel. Locate and disconnect combination switch 20-terminal harness connector near steering column.
  2. Using ohmmeter, check wiper switch positions for continuity by probing between related terminals of wiper switch connector. See Fig 1 . Replace wiper switch assembly as required. Wiper switch assembly is integral part of steering column combination switch assembly.
Fig 1: Testing Front Wiper Switch Continuity
G91A01820Courtesy of GENERAL MOTORS CORP.
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