Where is the wiper relay and fuse located?

1996 GMC SONOMA
238,765 MILES • 4 CYL • 2WD • MANUAL
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JRHD777
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  • 2 POSTS
Wiper relay and fuse location needed.
Jan 25, 2024 at 6:54 PM
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JACOBANDNICKOLAS
  • ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
Hi,

I attached the wiring schematic for the wiper/washer circuit below so that you have a reference.

I'm not seeing a relay in the schematic. If I recall, it is controlled integrally within the motor.

Can you explain what is happening? If it isn't working at all times, there is a solder joint that is known to crack in the motor assembly's circuit board. They are not too hard to repair.

If that is the case, the wipers will usually work sometimes and not others, so let me know.

Take care,

Joe
Jan 25, 2024 at 8:25 PM
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JRHD777
  • MEMBER
  • 2 POSTS
May i sent you a screenshot and show you how my under hood view is?
Jan 27, 2024 at 1:04 PM
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JACOBANDNICKOLAS
  • ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
Hi,

Absolutely, you can. Also, if you have a chance, check for the tag either on the driver's door frame or under the hood that provides a production date. That way I know if I should check different model years.

Take care,

Joe
Jan 27, 2024 at 7:38 PM
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