Originally Posted By dobie
I converted mine over several years ago. I needed just a three speed switch. The harness plugged right in.




Correct, the 68-70 B Body 2 to 3 spd wiper conversion only requires the correct 3 spd switch, 3 spd motor with correct 3 spd motor arm, the wiper linkage is the same under the dash, the dash harness has provisions for either switch...