2004 tahoe rear wiper won't work

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mcfanny

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Jan 2, 2013
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I've done plenty of searching so far and i felt it was time for the tahoe to get back to 100%. first i wanna start with the rear wiper motor. i have checked both fuses ( i.e. under dash and interior fuse panel). I've checked wiring on motor. checked orange for constant 12v. and i can't remember color but the wire that goes hot when u put it on 1 that wire is hot when the switch is positioned on one. i checked the ground and it is also good so as far as i know I've narrowed it down to the motor. but not 100% if theres anything i have missed.or anything u guys have heard of or experienced urself i just wanna cover all my bases before i get a new motor.

thanks matt
 

Grebbler

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Since you say you get 12V at the motor, I would check the wiper shaft to see if it's frozen due to corrosion. There should be some play there. If it's tight as a drum then that motor aint gonna turn. You'd think a fuse would pop at that point but they don't always.

If you don't care to disassemble the unit and free up the shaft just to see if the motor is good then just get another one.
 
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