Thanks I'll try to get in to the cowling area to check out the signals
or are they easily accessible under the dash?


DougW wrote:
> WBarie did pass the time by typing:
>
>>To all,
>>
>>My 93 GC wipers do not park anymore. The wipers run normally at low
>>and high speed but if they are switched off they just stop where ever
>>they were on the windshield. This started when a bunch of snow slid
>>off the roof when driving and (apparently) overload the wipers (they
>>were on delay when this happened).
>>
>>With older cars/trucks there was usually a parking electrical contact
>>inside the wiper motor however looking at the schematics it looks like
>>the wiper control module may control the wiper parking now with just a
>>feedback from a switch inside the motor.
>>
>>Does anyone have any hints? Is there still a parking contact inside
>>the motor that may have been burned that I could try to fix or did the
>>wiper module get damaged internally?
>
>
> The wiper motor is a b*tch to repair. And if it's what I suspect
> (broken parking gear/pawl) then your gonna have to replace the unit.
>
> To make sure you should check the park system manually.
> You have the service manual?
>
> With the unit stopped in park, check the DarkBlue to Black.
> Should be a short (or close) Also check the DarkBlue to
> LightGreen/redstripe that should be open unless the unit
> is parked.
>
> the module could be fragged. But I don't have a schematic
> for its guts.
>

 

Thanks I'll try to get in to the cowling area to check out the signals
or are they easily accessible under the dash?


DougW wrote:
> WBarie did pass the time by typing:
>
>>To all,
>>
>>My 93 GC wipers do not park anymore. The wipers run normally at low
>>and high speed but if they are switched off they just stop where ever
>>they were on the windshield. This started when a bunch of snow slid
>>off the roof when driving and (apparently) overload the wipers (they
>>were on delay when this happened).
>>
>>With older cars/trucks there was usually a parking electrical contact
>>inside the wiper motor however looking at the schematics it looks like
>>the wiper control module may control the wiper parking now with just a
>>feedback from a switch inside the motor.
>>
>>Does anyone have any hints? Is there still a parking contact inside
>>the motor that may have been burned that I could try to fix or did the
>>wiper module get damaged internally?
>
>
> The wiper motor is a b*tch to repair. And if it's what I suspect
> (broken parking gear/pawl) then your gonna have to replace the unit.
>
> To make sure you should check the park system manually.
> You have the service manual?
>
> With the unit stopped in park, check the DarkBlue to Black.
> Should be a short (or close) Also check the DarkBlue to
> LightGreen/redstripe that should be open unless the unit
> is parked.
>
> the module could be fragged. But I don't have a schematic
> for its guts.
>

 

Thanks I'll try to get in to the cowling area to check out the signals
or are they easily accessible under the dash?


DougW wrote:
> WBarie did pass the time by typing:
>
>>To all,
>>
>>My 93 GC wipers do not park anymore. The wipers run normally at low
>>and high speed but if they are switched off they just stop where ever
>>they were on the windshield. This started when a bunch of snow slid
>>off the roof when driving and (apparently) overload the wipers (they
>>were on delay when this happened).
>>
>>With older cars/trucks there was usually a parking electrical contact
>>inside the wiper motor however looking at the schematics it looks like
>>the wiper control module may control the wiper parking now with just a
>>feedback from a switch inside the motor.
>>
>>Does anyone have any hints? Is there still a parking contact inside
>>the motor that may have been burned that I could try to fix or did the
>>wiper module get damaged internally?
>
>
> The wiper motor is a b*tch to repair. And if it's what I suspect
> (broken parking gear/pawl) then your gonna have to replace the unit.
>
> To make sure you should check the park system manually.
> You have the service manual?
>
> With the unit stopped in park, check the DarkBlue to Black.
> Should be a short (or close) Also check the DarkBlue to
> LightGreen/redstripe that should be open unless the unit
> is parked.
>
> the module could be fragged. But I don't have a schematic
> for its guts.
>

 

Walt Barie did pass the time by typing:
> Thanks I'll try to get in to the cowling area to check out the signals
> or are they easily accessible under the dash?

To test into the switch you either need to pull the cowling (not impossible
just a bunch of philips screws) or get under the dash like the poster from
ncgcanada.com mentioned in this thread. Odds are he is spot on. You might
have burned out a trace in the module.

--
DougW

 

Walt Barie did pass the time by typing:
> Thanks I'll try to get in to the cowling area to check out the signals
> or are they easily accessible under the dash?

To test into the switch you either need to pull the cowling (not impossible
just a bunch of philips screws) or get under the dash like the poster from
ncgcanada.com mentioned in this thread. Odds are he is spot on. You might
have burned out a trace in the module.

--
DougW

 

Walt Barie did pass the time by typing:
> Thanks I'll try to get in to the cowling area to check out the signals
> or are they easily accessible under the dash?

To test into the switch you either need to pull the cowling (not impossible
just a bunch of philips screws) or get under the dash like the poster from
ncgcanada.com mentioned in this thread. Odds are he is spot on. You might
have burned out a trace in the module.

--
DougW

 

<admin@ncgcanada.com> wrote in message
news:DKYTb.13308$9U5.667393@news20.bellglobal.com. ..
> I have a 1993 Grand also and had the same problem.
>
> Don't touch the motor and dont worry about checking the schematics.
Behind
> the drivers side kick panel you will see a square module that is velcro'd
to
> the body. The module has two larger connections on it at both ends. This
> module controls your wiper intermittant settings. You can replace the
> module for about $35.00 from the stealership or you can do what I did
since
> I am a cheap bastard.. :)
>
> There are 4 rivits holding the module together. I drilled out the rivets
> and pryed open the module. Inside on the board you should see a blacked
> area where a contact has been burned out. If you are handy with solder
and
> have a steady hand then you can repair the contact yourself. After that
is
> done I taped the panel back up with duck tape and stuck her back where she
> came from. That was 4 weeks ago and I know have all my wiper settings
back
> and the wipers park afterwards.
>
> I think what happens is exactly what you explained. The module tries to
run
> the wipers but burns out from pushing stuff that is to heavy.
>
> Let me know if this works for you also. I got the information on this
from
> one of the many GC boards out there.
>
> Cheers!
>
> Check out my site at www.canadianoffroad.com

I have had the same problem for months now.. thanks for the tip.. will be
off to the dealership today..

 

<admin@ncgcanada.com> wrote in message
news:DKYTb.13308$9U5.667393@news20.bellglobal.com. ..
> I have a 1993 Grand also and had the same problem.
>
> Don't touch the motor and dont worry about checking the schematics.
Behind
> the drivers side kick panel you will see a square module that is velcro'd
to
> the body. The module has two larger connections on it at both ends. This
> module controls your wiper intermittant settings. You can replace the
> module for about $35.00 from the stealership or you can do what I did
since
> I am a cheap bastard.. :)
>
> There are 4 rivits holding the module together. I drilled out the rivets
> and pryed open the module. Inside on the board you should see a blacked
> area where a contact has been burned out. If you are handy with solder
and
> have a steady hand then you can repair the contact yourself. After that
is
> done I taped the panel back up with duck tape and stuck her back where she
> came from. That was 4 weeks ago and I know have all my wiper settings
back
> and the wipers park afterwards.
>
> I think what happens is exactly what you explained. The module tries to
run
> the wipers but burns out from pushing stuff that is to heavy.
>
> Let me know if this works for you also. I got the information on this
from
> one of the many GC boards out there.
>
> Cheers!
>
> Check out my site at www.canadianoffroad.com

I have had the same problem for months now.. thanks for the tip.. will be
off to the dealership today..

 

<admin@ncgcanada.com> wrote in message
news:DKYTb.13308$9U5.667393@news20.bellglobal.com. ..
> I have a 1993 Grand also and had the same problem.
>
> Don't touch the motor and dont worry about checking the schematics.
Behind
> the drivers side kick panel you will see a square module that is velcro'd
to
> the body. The module has two larger connections on it at both ends. This
> module controls your wiper intermittant settings. You can replace the
> module for about $35.00 from the stealership or you can do what I did
since
> I am a cheap bastard.. :)
>
> There are 4 rivits holding the module together. I drilled out the rivets
> and pryed open the module. Inside on the board you should see a blacked
> area where a contact has been burned out. If you are handy with solder
and
> have a steady hand then you can repair the contact yourself. After that
is
> done I taped the panel back up with duck tape and stuck her back where she
> came from. That was 4 weeks ago and I know have all my wiper settings
back
> and the wipers park afterwards.
>
> I think what happens is exactly what you explained. The module tries to
run
> the wipers but burns out from pushing stuff that is to heavy.
>
> Let me know if this works for you also. I got the information on this
from
> one of the many GC boards out there.
>
> Cheers!
>
> Check out my site at www.canadianoffroad.com

I have had the same problem for months now.. thanks for the tip.. will be
off to the dealership today..