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Author Topic: turn signal issue?  (Read 6182 times)

Offline slowchevy

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turn signal issue?
« on: September 08, 2009, 08:00:08 pm »
ok i had turn signals then i didnt have any  all i did before losing them was unhook a trailer brake  set up  and i then noticed no turn signals  i dont know if i lost them before or after doing that  but all other lights work  brake lights and all but heres where i got confused my hazards work on the dash and the front  but not the rear  of the truck i switched out the silver fuse   for one out of a 73 and still didnt work my truck is a 78 4x4 any help would be nice thanks
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Offline VileZambonie

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Re: turn signal issue?
« Reply #1 on: September 08, 2009, 08:34:26 pm »
check the ground on the bed.
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Offline slowchevy

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Re: turn signal issue?
« Reply #2 on: September 08, 2009, 09:13:01 pm »
where should that be at??? 
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Offline slowchevy

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Re: turn signal issue?
« Reply #3 on: September 09, 2009, 12:00:06 am »
ok well i dont think its the ground i noticed the hazards do work in the front and back just not  the blinkers
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Offline Irish_Alley

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Re: turn signal issue?
« Reply #4 on: September 09, 2009, 12:44:39 am »
do they not work at all or are they solid? did you mess with the trailer plug at the bumper. could it be a fuse i think they are separate from hazards
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If you can’t tell yourself the truth, who can you tell it to?~Irish_Alley

When you have eliminated the impossible, whatever remains, however improbable, must be the truth ~Sherlock Holmes

Offline slowchevy

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Re: turn signal issue?
« Reply #5 on: September 09, 2009, 01:58:41 am »
theres nothing they dont show anything even on the dash i got flashers in all 4 corners i checked the big round silver fuses i swaped them in and out and all  i had was hazards  only thing ive messed with was  the ground on the gas tank to get the gauge to work and i messsed with  the trailer brake box i  have under the steering wheel one of the wires touched but i dont know when the blinkers stoped working just noticed   i havent checked the little glasss fuses yet  could it be one of those  if you got any ideas would be  nice i cant think of what it could be  thanks for any help
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Offline Irish_Alley

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Re: turn signal issue?
« Reply #6 on: September 09, 2009, 06:32:30 am »
the silver things are flashers not fuses. it should be a glass fuse tho
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If you can’t tell yourself the truth, who can you tell it to?~Irish_Alley

When you have eliminated the impossible, whatever remains, however improbable, must be the truth ~Sherlock Holmes

Offline slowchevy

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Re: turn signal issue?
« Reply #7 on: September 09, 2009, 02:37:21 pm »
is there any diagrams of the fuse box person that owned the truck before me painted everything even the fuse box   even the fuses
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Offline Captkaos

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Re: turn signal issue?
« Reply #8 on: September 09, 2009, 02:49:31 pm »
All the wiring diagrams are listed in the tech forum.  Just look at 77-80_instrument_pg2.jpg
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Offline slowchevy

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Re: turn signal issue?
« Reply #9 on: September 10, 2009, 12:51:15 pm »
my fuse box is nothing like the one in the diagram 
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Offline Captkaos

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Re: turn signal issue?
« Reply #10 on: September 10, 2009, 02:42:34 pm »
What is yours like, there were only 3 versions.
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Offline slowchevy

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Re: turn signal issue?
« Reply #11 on: September 10, 2009, 08:59:53 pm »
mine has a flasher fuse on the top left then one on the bottom right
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Offline Captkaos

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Re: turn signal issue?
« Reply #12 on: September 11, 2009, 08:33:58 am »
Don't know where you were looking but that is what the one here has:
http://www.73-87chevytrucks.com/techinfo/wiring_diagrams/77-80_instrument_pg2.jpg
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