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blower motor not working 02 Dakota #958400
03/25/11 09:08 AM
03/25/11 09:08 AM
Joined: Feb 2003
Posts: 694
S E Michigan
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ekim Offline OP
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ekim  Offline OP
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S E Michigan
It has power at the fuse, any ideas ?
It does not work on any speed.

Re: blower motor not working 02 Dakota [Re: ekim] #958401
03/25/11 09:34 AM
03/25/11 09:34 AM
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chicagoland,usa
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buildanother Offline
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First place to look is at the resistor and it's connector under dash above pass side feet area.

Re: blower motor not working 02 Dakota [Re: buildanother] #958402
03/25/11 09:49 AM
03/25/11 09:49 AM
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S E Michigan
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ekim Offline OP
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Without a wiring diagram all I did was wiggle wires and connections. But I do have a test light if anyone can tell me what color wire should have power and when, I can check it, thanks

Re: blower motor not working 02 Dakota [Re: ekim] #958403
03/25/11 12:37 PM
03/25/11 12:37 PM
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Niles , Ohio
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therocks Offline
oh wait.but hey.lets see.oh yeah.
therocks  Offline
oh wait.but hey.lets see.oh yeah.
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Niles , Ohio
99.9 % of the time its the resistor.You cant miss the power wire.Its big and red I believe.I also think the switch actually controls the ground if my memory is correct.Rocky.


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Re: blower motor not working 02 Dakota [Re: therocks] #958404
03/25/11 01:23 PM
03/25/11 01:23 PM
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Millinocket, Maine
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JonC Offline
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Isn't usually if it is the resistor it will still work on high??

Re: blower motor not working 02 Dakota [Re: JonC] #958405
03/25/11 01:31 PM
03/25/11 01:31 PM
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chicagoland,usa
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buildanother Offline
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Not always. That's why you check connector for meltdown damage.

Re: blower motor not working 02 Dakota [Re: buildanother] #958406
03/25/11 03:06 PM
03/25/11 03:06 PM
Joined: Jan 2003
Posts: 231
Winnipeg, MB, Canada
71Plym Offline
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Winnipeg, MB, Canada
Similar issue on my '88 Dakota; needed a new fan switch.

Re: blower motor not working 02 Dakota [Re: JonC] #958407
03/25/11 06:42 PM
03/25/11 06:42 PM
Joined: Jun 2003
Posts: 21,384
It's a dry heat
gtx6970 Offline
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It's a dry heat
Quote:

Isn't usually if it is the resistor it will still work on high??




Not always. I've had more than a few with no speeds at all and it was the resistor.


Run a power and ground wire to the motor and see if it works. If it does put a resistor in it . they are cheap and fix 99.9% of them


If you have blower motor wiring meltdown. You need a blower motor AND a resistor/wiring conector

Re: blower motor not working 02 Dakota [Re: therocks] #958408
03/25/11 07:51 PM
03/25/11 07:51 PM
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Posts: 6,167
Maryland
GO_Fish Offline
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Maryland
Quote:

99.9 % of the time its the resistor.You cant miss the power wire.Its big and red I believe.I also think the switch actually controls the ground if my memory is correct.Rocky.



Yes, I think the switch controls the ground also. So the blower motor should be "upstream" or ahead of the resistor. If you run a test jumper ground from the motor ground lead, the motor should run for test purposes (or just bypass the resistor with a jumper, temporarily), would be same as running on high speed.

Last edited by GO_Fish; 03/25/11 07:52 PM.

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Re: blower motor not working 02 Dakota [Re: GO_Fish] #958409
03/26/11 08:54 AM
03/26/11 08:54 AM
Joined: Jan 2003
Posts: 21,059
Niles , Ohio
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therocks Offline
oh wait.but hey.lets see.oh yeah.
therocks  Offline
oh wait.but hey.lets see.oh yeah.
T

Joined: Jan 2003
Posts: 21,059
Niles , Ohio
By the time you go thru all that just get a resistor.Un plug the old one and connect the new one.Blower should work.If not then its probally the motor.Ive only seen 1 bad motor in 10 years.We had parts store next to the shop so it was easier to walk over and get the part.If the plug is melting the motor is probally bad.But like Ive said in over 10 years 1 bad motor.GM had a big problem with the resistors.You dont even need to pull the old one out to test the new one.My buddy that works at dealer does the same thing.Just tries a new resistor.Easy test disconnect plug.Hook light between hot and ground in the plug.The light should light with key on and switch on.Rocky

Last edited by therocks; 03/26/11 08:56 AM.

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