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2016 International 9900 I replaced the tractor protection
2016 International 9900 I replaced the tractor protection valve because air was leaking from the exhaust port when applying brakes when the trailer brakes (red line hooked up) were in use.....now with… read more
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Joe
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I have a 1998 KW W900L cat 3406E motor. Im having a problem
I have a 1998 KW W900L cat 3406E motor. Im having a problem when i pull the tractor/trailer valves to lock up the brakes it takes a feww seconds in order for the brakes to Lock up. What could be the i… read more
Bradey V
Bradey V
Certificate
I have a Mack truck that causes trailer brakes to apply when
I have a Mack truck that causes trailer brakes to apply when driving. This has happened to several trailers but only that tractor causes it. The brakes on the trailer apply by themselves. It seems to … read more
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I have a Trail Trailer that the trailer brakes are not
I have a Trail King Trailer that the trailer brakes are not working the AVS valve foot break for the trailer arent responding neither is the hand valve the year of the trailer is 2002 … read more
Jeremy
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Associate Degree
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IS THERE A WAY I CAN TEST TRAILER AIR BRAKES WITH SHOP AIR
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2002 mack granite. Both dash valves are replaced but i still
2002 mack granite. Both dash valves are replaced but i still have air coming out the blue glad hand when i push on the brake pedal. Both valves are in the out position … read more
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I have a 2006 international 9200 semi tractor. When
I have a 2006 international 9200 semi tractor. When bobtailing and you step on the brake pedal, air comes out of the blue service line that hooks to the trailer. Footvalve and parking brake valve in t… read more
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2012 pro star plus international change foot valve and tp5
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Just to make myself clear with the park brakes released then
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2011 Freightliner Coronado no air at red glad hand when
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Daniel Wilson
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I have a 2006 stetling A9513 single axle road tractor I am
I have a 2006 stetling A9513 single axle road tractor I am going to install a dump bed and I would like to keep the air trailer brakes and plumb them to my rear hitch plate the truck has wabco anti lo… read more
William Herren
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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
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2000 Sherman and Reilly telephone pole trailer with Wabco ABS.
2000 Sherman and Reilly telephone pole trailer with Wabco ABS. Trailer brakes lock immediately when brake pedal is pressed. Can you assist with t/s?… read more
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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