wheel speed sensor on 1995 GMC Yukon

would my wheel speed sensor cause my transmission to down shift if the speedometer is readin 50 then drops down to 30, or would that be something else?

by in Evansville, IN on July 29, 2010
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2 answers 1 comment
ANSWER by , March 06, 2014
In my car I was having the same problem until I changed the speed sensor that was on the transmission.
COMMENT by , January 22, 2015
The input & output speed sensors need to be changed if your car violently downshifts gears
ANSWER by , July 29, 2010
wheel speed sensor control the abs system, not the transmission. Roy