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2012 pro star plus international change foot valve and tp5
2012 pro star plus international change foot valve and tp5 valve still have a problem bleeding air through service glad hand when push pull valve on trailer applied and brake on trailer will lock down… read more
Jeremy
Jeremy
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Associate Degree
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I have a 2010 kenworth t660 with air disc brakes, when i am
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Daniel Wilson
Daniel Wilson
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Just to make myself clear with the park brakes released then
Just to make myself clear with the park brakes released then applying the foot peddle i have no air leaks but with the park brake on and apply the foot peddle i have air coming out the supply/emerganc… read more
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Jeremy
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2009 KW T660 when I push in the brake service valve
2009 KW T660 when I push in the brake service valve specially the red one for trailer is very hard and pops back out do you know where is the safety valve located I don't see it in the air tanks… read more
don
don
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2011 Freightliner Coronado no air at red glad hand when
2011 Freightliner Coronado no air at red glad hand when trailer valve is pushed in on dash. if red trailer valve is pushed in on dash and you step on brake pedal then air feed out of red glad hand but… read more
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Daniel Wilson
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I have a 2006 stetling A9513 single axle road tractor I am
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A.A.S.
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I Have a 2007 Freightliner Classic XL. I am having a problem
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Wayne
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I sure do 1990 kw dump truck, parking brake valve leaks
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spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
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If it this 2007 Columbia When there is a brake application
If it this 2007 Columbia When there is a brake application With the trailer Sometimes the trailer brakes stays on Without trailer too sometimes the brake light stays on I checked the drake switch air … read more
Wayne
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I have a 2000 Volvo VNL 660 and the trailer control valve in
I have a 2000 Volvo VNL 660 and the trailer control valve in the dash board is leaking, ita has never been changed.I bought a new valve which was updated and has the exhaust connection in the valve at… read more
Jeremy
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Got a 99 kW trailer brake lights not working checked
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I have a Isuzu F3 FTS 750 Year- 2/07 Dual cab truck and need
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spankyjr1
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2002 T2000 KW N14 cummins red tops 13 speed fuller question
2002 T2000 KW N14 cummins red tops 13 speed fuller question regarding the emergency brake air valve, when air psi drop below 30 psi or less the yellow brake for tractor supposed to pop out to set brak… read more
spankyjr1
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My 87 Freightliner Trailer Supply Valve won't stay engaged.
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Jeremy
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on a 1993 fld 120 when the red button from the mv-3 is pulled,
on a 1993 fld 120 when the red button from the mv-3 is pulled, it only exhaust a small amount of air. it does not set the trailer maxy brakes. However if I disconnect the red line from trailer the bra… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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my Kenworth 2002 Service brakes wont release when applied.
my Kenworth 2002 Service brakes wont release when applied. it is the same with or without trailers connected the only way to release brakes, is to apply the yellow parking brake then release it. it th… read more
RD
RD
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Vocational, Technical or Trade Scho
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I have a 1993 Volvo Gm truck. The air brake proportioning
I have a 1993 Volvo Gm truck. The air brake proportioning valve was recently changed by the customer. They also changed the dash valve and they are sure all the hoses are connected rightly. The proble… read more
spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
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i have 1997 freightliner tractor when you push in the button
i have 1997 freightliner tractor when you push in the button to release the maxi brakes the center valve and the right side valve dump air and do not release the brakes at it's conveinence it some tim… read more
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2,892 satisfied customers
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