Posted by john copeman ontario can. on Wednesday, February 20, 2008 at 05:43:49 :
In Reply to: Re:I am so old posted by john copeman ontario can. on Wednesday, February 20, 2008 at 05:28:10 :
george are you thinking of the pressure differential switch ? which makes the nasty red light come on and never go off on the dash after a brake job?? later on in the late 60s and foward the pressure diff switch and brake propotioning valve were often made or connected together . so the one that was a pain was the switch and the proportioning valve was ofen over looked
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