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08-20-2013, 11:20 AM
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#1 |
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Registered User
 Join Date: Jun 2007
Location: ontario,Canada
Posts: 120
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1987 gmc wipers wont go in high speed
hello
my wipers work in low speed and when i squirt but they just shut off when i put them in the high selection. i swapped the signal lever with another to see if it was that but i had the same issue can someone point me in the right direction, what should i be looking for? thx |
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08-20-2013, 11:30 AM
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#2 |
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Registered User
Join Date: Jun 2007
Location: ontario,Canada
Posts: 120
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Re: 1987 gmc wipers wont go in high speed
i forgot to mention, i also tried another wiper motor and same problem, id assume its some kind of wiring issue maybe. does anybody have a schematic?
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08-20-2013, 10:49 PM
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#3 |
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Registered User
Join Date: Sep 2002
Location: Minnesota
Posts: 203
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Re: 1987 gmc wipers wont go in high speed
http://67-72chevytrucks.com/vboard/s...d.php?t=545416 very helpful. Just pick your year. Files are large for older computers or slow download speeds, but worth the wait. I think its the service manuals that give a breakdown on troubleshooting wipers step by step.
__________________
'75 Chevy 3/4 4x4, 6" suspension lift, 3" body lift, 3" lifted gas tanks, '83 cab, '88 clip, 35" cooper tires, American Racing Baja rims, 350, 700r4, 208. |
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08-21-2013, 12:46 PM
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#4 |
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Registered User
Join Date: May 2007
Location: New Hampshire
Posts: 349
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Re: 1987 gmc wipers wont go in high speed
Diagnostic procedure for; lows work - no high
 
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