Section 67 (Wiper System And Washer System (P Series)): Operation

1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 FSECTION Operation
WARNING: This page is about a different car, the 1997 GMC Vandura, 1997 GMC Forward Control, 1997 Chevrolet Forward Control, and 1997 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

On standard non-pulse wiper system, wiper switch operates in LO or HI speed, and in MIST or WASH position. On pulse wipe delay system, wiper switch operates in LO or HI, and in DELAY or MIST position. When PUSH (wash button) is pressed for more than one second, washer fluid is sprayed on windshield as long as button is held. Wiper will operate for 6 seconds after wash button is released. Wiper motor operates in either LO or HI speed, depending on switch position. Rotating switch to DELAY position operates wiper intermittently, and delay can be varied from zero to 43 seconds by rotating switch. Immediate wiping can be activated by rotating switch to MIST position. Wiping action will continue as long as switch is held.

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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.