rear wiper and liftgate electrical problems

2001 CHEVROLET TAHOE
130,000 MILES • V8 • 4WD • AUTOMATIC
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My 2001 chevy Tahoe lift gate lock and wipers are not working properly. Changed rear wiper motor and switch but no sucess. There is a clicking sound in lift gate when wiper switch or lock is turned on
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Mar 8, 2011 at 6:40 PM
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JDL
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Maybe the wiper linkage is in a bind. Take linkage loose from motor, can you operate rear wiper by hand? Is the wiper motor and rear wiper module a combined unit? With the rear panel off, you should be able to tell what is clicking? Is the wiper motor/module getting hot?
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May 21, 2011 at 7:05 PM