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Front Wiper Switch

NOTE: Before testing, ensure fuses, circuit breakers, relays and grounds are good.
  1. Remove 2 small square covers on top, rear of meter hood. Remove 2 retaining screws located underneath covers. Remove 4 retaining screws underneath meter hood, above steering column. Pull meter hood assembly outward enough to disconnect wiper switch harness connector.
  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.
Fig 1: Testing Front Wiper Switch Continuity
G91C01821Courtesy of GENERAL MOTORS CORP.