the water could be bridging a bad connection inside the sensor..read up on repair Everyone should have a manual for their vehicle, and the library should have a professional shop manual available, for FREE, in the reference section(make copies of the correct sections) read up and fix it like a PRO! :) good luck-Dave
A 2004 Buick does not have a speedometer cable. The speedometer signal comes from electronic sensors.
replace the sensor which is usually in the rear diffrential or the transmission case
how do you replace a 2004 buick rendezvous input speed sensor
replace heater core on 92 buick century
Replace ignition switch for 1993 buick century?
speedometer--vehicle speed sensor is in trans near pass side axle
Where is the MAF in 91 Buick century
how to replace window toggle switch 1999 buick century
how to replace the tether gas cap on a 1998 Buick Century?
The coolant temp sensor on a 97 Buick Century is on the side of the radiator. It is just below the radiator cap.
Vehicle Speed Sensor
I have a 94 buick century the speedometer doesn't work n it has a hard time shifting from 1st gear to 2nd gear it makes a funky noise. would like to find out what I can do Sounds to me the speed sensor is at fault.