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willism
Advanced Member

United States
250 Posts

Posted - 04/15/2016 :  08:36:02 AM  Show Profile  Visit willism's Homepage  Reply with Quote
Morning guys got a weird one 08 lift bus with air ride. When coming to a stop the brakes feel like the abs is being applied but does it only once or twice a day. Have replaced front and rear shoes and drums and foot valve. There is no codes and the abs light does not come on when it does this and no significant pressure loss like when abs does kick normally like on ice. Thanks

aaronwilmoth80911
Top Member

538 Posts

Posted - 04/15/2016 :  10:33:57 AM  Show Profile  Visit aaronwilmoth80911's Homepage  Reply with Quote
Did you check your S Cams for slop? I assume that you replaced hardware when you replaced shoes, but your S Cams or S Cam bushings may be shot.
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willism
Advanced Member

United States
250 Posts

Posted - 04/15/2016 :  11:06:50 AM  Show Profile  Visit willism's Homepage  Reply with Quote
There all fine and replaced all the hardware...
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torque
Advanced Member

Canada
358 Posts

Posted - 04/15/2016 :  11:37:26 AM  Show Profile  Reply with Quote
Monitor your wheel speed sensors and see if one is droping out?
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RonF
Top Member

867 Posts

Posted - 04/15/2016 :  12:22:35 PM  Show Profile  Reply with Quote
What make and model bus????????? If it's a BLuebird I have have some help for you.

US Army retired CMBT
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willism
Advanced Member

United States
250 Posts

Posted - 04/18/2016 :  10:17:07 AM  Show Profile  Visit willism's Homepage  Reply with Quote
08 ic with a dt
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