also abs light comes on. What is causing this? Thanks
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1999 Ford F-250 Super Duty Question: speedometer quit working today and automatic shifting was very rough,
Answer #1pushrod February 19, 2013, 20:46Master
See next 2 answers! It's better than what i had.
bmdouble February 19, 2013, 21:42Master
rear differential speed sensor.I could fill a swimming pool with all of them that I have replaced over the years.
Replypushrod, February 23, 2013, 07:07Master
I thought that sensor was just for ABS, did not know it affected spedo. operation.
Good to know!
Replytruckers, July 03, 2014, 16:54Rookie
mine is doing the same thing speedometer stoped working shifted hard till the abs light came on and then shifted fine I changed the speed sensor in the rear diff. plus the connector still did it it is up a ford now they changed out the abs control moduler. but it is still doing it and its still at ford they don't know what is wrong with it
Replypushrod, July 03, 2014, 19:00Master
Ain't always what ya think it is for sure.... What fixes one just might not fix the next one!!!
Answer #3Greg's Orange Auto (13179 Answers) , Orange, CA - (714) 361-9386globalhelper February 20, 2013, 07:01Master
agree with double for sure. poss fill a large lake