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Re: [oletrucks] Turn Signal Switch Mystery

To: "Dave" <dave@juniorbaseball.com>, <oletrucks@autox.team.net>
Subject: Re: [oletrucks] Turn Signal Switch Mystery
From: "joe" <chevy1@jps.net>
Date: Sun, 10 Jun 2001 19:39:30 -0700
Cut a piece of rubber and place it on the column so the signal housing is
insulated from the column.    That will turn the light off.

What flasher are you using "The number".

Joe
-----Original Message-----
From: Dave <dave@juniorbaseball.com>
To: oletrucks@autox.team.net <oletrucks@autox.team.net>
Date: Sunday, June 10, 2001 12:52 PM
Subject: [oletrucks] Turn Signal Switch Mystery


>My son's '50 GMC has the typical big chrome turn signal switch clamped to
>the column. Recently it quit working, so I replaced the 14amp fuse. It
>immediately blew out again. I opened up the switch, and saw the blue wire
>to the interior bulb (that flashes on-off with the signals) was broken -
>apparently from years of flexing back and forth in the switch. It has
>shorted against metal inside and was blowing the fuse. I soldered the wire
>back into the back of the bulb socket. It would then light up, but no
>blinking occurred when the lever was moved either way. So I replaced the
>3-prong flasher relay with another 3-prong relay. Now the turn signals work
>OK, and the interior switch light blinks on and off with the signals. BUT,
>when in the middle "rest" position, the light remains on, illuminating the
>middle red lens which is the indicator for the emergency flashers.
>
>So I took the switch apart again to check nothing was grounding that
>shouldn't. But the blue wire to the socket seems always "hot", when it
>seems it should only be carrying current when either the turn signals are
>on, or the emergency flashes are activated. I checked to be sure the
>flasher relay is wired right, and it is. I even tried connecting the lead
>to the switch for the outer turn signals, to the internal lamp, hoping the
>lamp would only illuminate when the outside bulbs were blinking.  No go.
>The internal light still stays on.
>
>I then tried a 2-prong relay, jumping the black and blue wires together as
>in the scematic option in the instructions that came with the switch. Same
>problem.
>
>Finally I unplugged the blue lead from the flasher, so the turn signals can
>be used by my son when he drives the truck, although the internal indicator
>light is not operating (and not staying on all the time, running down the
>battery).
>
>Any ideas out there? I'm really pretty good at understanding how things
>work, and trouble-shooting problems, but this one has me stumped!
>
>Thanks,
>Dave Destler
>West Hills, CA
>oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959

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