Re: 1994 GMC S-15 Jimmy wipers

I find the grounds up and die easy. I would run a battery booster cable
from the battery negative to the wiper motor case first. If it then
works, I would be looking for the bolt that has the metal ground strap
under it.

Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
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jason_39@xxxxxxxxxxx wrote:
>
> The wipers quit working on this vehicle without warning. Fuse is fine
> checked voltage at switch. Battery voltage at white wire with key on,
> Battery voltage at gray wire on low, no battery voltage at purple wire
> on hi just 4 volts. Washer and delay don't work either. I supplied
> voltage directly to washer pump comes on no problem. Could this be a
> bad switch (a pig to replace?). Or could it be the circuit board in
> the motor. Checked the voltage at switch and the connectors on motor.
> Would a bad circuit board stop washer from not working too. Took it
> out appears to be fine no cracks.
.

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